KR930008191Y1 - Video system - Google Patents

Abstract

No content.

Description

Selectable Combinable Video System

1 is a perspective view showing one embodiment of a deck unit constituting a video system according to the present invention.

2 is a perspective view of the deck unit viewed from another direction.

3 is a side view of the deck unit.

4 is a schematic plan view of a recording / playback mechanism in the deck unit.

5 is a perspective view showing one embodiment of a tuner unit constituting a video system according to the present invention.

6 is a plan view showing a state in which the unit and the monitor unit are installed.

7A and 7B are front and side views respectively showing a connection cover for forming signal lines of the tuner unit and the deck unit.

8 is a perspective view showing a battery used in a video system according to the present invention.

9A and 9B are partial cutaway side views and front views respectively showing the battery.

10 is a perspective view showing one embodiment of a monitor unit constituting a video system according to the present invention;

11 is a plan view of main parts of the monitor unit.

12 is a side view of main parts of the monitor unit.

13 is a main rear view of the monitor unit.

14 is a perspective view showing a jack used in a video system according to the present invention.

Fig. 15 is a side view showing a state where the jack is attached to a monitor unit.

16 is a perspective view showing one embodiment of a camera unit for use in a video system according to the present invention.

17 is a rear view showing a state where the camera unit and the deck unit are mounted.

18 is a side view thereof.

19 is a perspective view showing one embodiment of another camera unit for use in a video system according to the present invention.

20 is a perspective view showing a picture used in a video system according to the present invention.

21 is a side cross-sectional view thereof.

22 is a perspective view showing one embodiment in the case of using a video system according to the present invention as a camera unit.

Fig. 23 is a perspective view showing one embodiment in the case of using as the television integrated video.

24 is a side view thereof.

25 is a perspective view showing an embodiment in which the deck unit and the moni unit are connected and used as wires.

* Explanation of symbols for main parts of the drawings

1: Deck Unit 4: Device

6: mounting portion 30: tuner unit

38: battery 40: monitor unit

50: jack 60, 70: camera unit

80 grip

[Industrial use]

The present invention relates to a video system composed of a deck unit such as a VTR (video tape recorder), a monitor unit, a tuner unit, and a camera unit.

[Private Technology]

The spread of VTRs is remarkable in recent years, and various VTR peripheral devices such as video cameras are rapidly developed with the spread of such VTRs.

With the expansion of such peripherals, the field of use of VTRs and video cameras is not only used to enjoy various video softwares or to photograph the growth of children, but also to various fields such as recording for business reports. Is expanding.

[Problem to Solve]

As described above, the field of use of the VTR is expanded, and there is a demand for a video system that can be used as a normal VTR, and sometimes can be used as a video camera or a television, and can be easily carried with all devices.

By the way, the above-mentioned conventional peripheral devices are each developed and sold independently, and the user must purchase a video camera, a small monitor device, etc. independently of the TVR according to the purpose, and easily purchase all the devices having the respective functions. Transporting was impossible in practical matters.

[Means to solve the problem]

The present invention has been made in accordance with the above-described needs, and an object of the present invention is to provide a new video system that can cope with the expansion of the field of use of the VTR as described above.

In order to achieve this object, the present invention provides a portable deck unit for recording and reproducing a magnetic recording medium, a portable tuner unit which is a direct detachable material for the deck unit, and a direct detachable material for the tuner unit. It is used as a camera-type video by providing a portable monitor unit, a portable camera unit that is directly detachable from the deck unit, and a mounting portion for mounting a tuner unit and a mounting portion for mounting a camera unit on the deck unit. The deck unit and the camera unit are selectively combined with each other, and the deck unit, the tuner unit and the monitor unit are selectively combined with the deck unit and the camera unit. Deck In the case where the knit and monitor units are selectively combined and used as a television, the tuner unit and the monitor unit are selectively combined, and the selectively combined units are mechanically and electrically connected to each other so as to be usable as the respective devices. It is to provide a video system characterized by.

EXAMPLE

Hereinafter, a suitable embodiment of a video system according to the present invention will be described in detail with reference to FIGS. 1 to 25.

The video system according to the present embodiment is composed of a portable TVR (hereinafter referred to as a "deck unit") having a magnetic recording and reproducing function, a tuner unit, a monitor unit, and a camera unit. At one time, it can be used as a camera-integrated video or a small TV, and can be carried easily in a state where all the devices are stored in a dedicated small case.

Hereinafter, the state of the configuration and use of each device described above will be found and described.

As shown in FIGS. 1 to 4, the deck unit 1 is configured by accommodating various mechanism members to be described later in a flat body formed by rolling two cigarette packs in size. On the operation surface 1a, various select switches 2a for selecting the state of use (whether used as a video camera or as a television) or display 3 for all displays are provided.

In this embodiment, as shown in FIG. 1, one edge of the deck unit 1 is cut off, and the cutout portion is formed with an inclined surface as part of the operating surface 1a.

In the present embodiment, the main slide switch 2b such as an eject button or a power button is disposed on the inclined surface.

In this way, in particular, by arranging these main switches 2b on the inclined surface, the deck unit 1 is used as a camera-integrated video as compared with the case where these slide switches 2b are disposed on the same surface as the operation surface 1a. In the case of gripping and using, the switch 2b can be easily found and operated with the other hand.

In this embodiment, since the part where these switches 2a and the slide switch 2b are arrange | positioned on the operation surface 1a is formed so that it may protrude slightly compared with the circumference (the body of the deck unit 1), a hand is taken during a photography. In the case where it is necessary to search for and operate, the switch 2a can be easily found.

In FIG. 2 which opposes the said operation surface 1a, as shown to the right side surface 1b (lower surface in FIG. 1), the apparatus part 4 for mounting a camera unit mentioned later is formed.

The connecting portion of the camera unit is fitted to the device portion 4, and in such a state, mechanical connection between the deck unit 1 and the camera unit is achieved, and a power line and a signal line between the devices are formed to make an electrical connection. It is supposed to be.

The device section 4 is connected to the terminal 36 of the tuner unit 30 described later as a wire to form a signal line between the tuner unit 30 and the deck unit 1.

The device section 4 is provided with terminal pins on one side of the connector for connection. Thus, the device portion 4 is closed by the cover 5a when not in use so as to prevent intrusion of dust.

As shown in FIG. 2 of the deck unit 1, a mounting portion 6 for mounting a tuner unit or a battery is formed, as shown on the left side 1c (left side in FIG. 1). By installing a tuner unit or the like, mechanical connections are made between the devices, and power lines are formed to make electrical connections.

As shown in FIG. 1, on the front face 1d of the deck unit 1, two audio output terminals 7 for mounting jacks such as earphones and an output terminal 8 to which a monitor or the like is connected are respectively formed. The female screw 9 for attaching the grip mentioned later is formed in the center part of the said front face 1d.

In the predetermined position of the front face 1d, as shown in FIG. 1 and FIG. 3, the swelling part 10 in which the surface was covered by the rubber material of non-slip is formed.

The bulging part 10 is formed in the position corresponding to the rotating drum accommodated in the deck unit 1, and partially absorbs the dimension of the rear direction of the vicinity of a rotating drum, and prevents the whole tail becoming thick, When the grip is attached and used as a camera-integrated video, the grip is held close to the hand for easy grip.

In addition, when the predetermined position of the front face 1d, i.e., when the deck unit 1 is used as the camera integrated video, the recording starts and stops at the position where the finger of the hand holding the deck unit 1 touches. A trigger switch (recording button) T to be provided is provided, and the surface in the vicinity of the trigger switch T is cupped by a non-slip rubbery material.

On the other side 1e of the deck unit 1, a cover 11 for attaching and detaching the compact video cassette containing the magnetic tape is provided to be opened and closed by a general pop-up mechanism (see FIG. 17). ).

The deck unit 1 magnetically records an image or an audio with respect to a magnetic tape contained in a compact video cassette having a shape known as a normal standard video cassette, and has a recording / playback mechanism as shown in FIG. .

That is, the deck unit 1 is equipped with the rotating drum 12 in the housing as shown in FIG. 4, and the several magnetic heads are distributedly arrange | positioned at the rotating drum 12. As shown in FIG.

Here, the rotary drum 12 is a so-called inner motor type having a motor inside the drum itself, and a circuit board such as a regenerative amplifier is mounted on a coaxial position on the fixed part side in consideration of shortening of signal lines and miniaturization of device space. It is.

For this reason, in the deck unit 1, the arrangement | positioning part of the rotating drum 12 has an extra tail compared with other parts. Thus, in the present embodiment, the localized tail by the circuit board is absorbed by the bulge portion 10.

As shown in FIG. 4, the compact video cassette 13 mounted in the deck unit 1 has its front cover 14 opened, and the magnetic tape Tp rotated in the front opening has one loading base ( 15, respectively, are drawn out by the inclined poles 16 and the vertical rollers 17 respectively installed on the periphery of the rotary drum 12 to be wound over a range of about 270 °.

Before being mounted to the deck unit 1, the magnetic tape Tp is rotated between one tape reel 18 and 19 stored as a rotating material in the compact video cassette 13, and each formed on both ends of the front surface. It is drawn out inside the front opening part closed by the said lid | cover 14 by the large guide roller 20. As shown in FIG.

Then, in the step of mounting the compact video cassette 13 to the deck unit 1, the inclined pole 16 on the loading base 15 via the notches 13a and 13b formed on the front side of the video cassette 13. The magnetic tape Tp is drawn out in the deck unit 1 by drawing the inside of the magnetic tape Tp and then moving the loading base 15 to the rotary drum 12 side.

A capstan roller 21 enters into another cutout 13c formed on the front side of the compact video cassette 13, and the capstan roller 21 is on the apparatus 1 side during the operation of the deck unit 1. The pinch roller 22 is pressed against the magnetic tape Tp to drive the magnetic tape Tp at a predetermined speed.

As described above, the magnetic tape Tp wound on the rotary drum 12 is guided by the inclined poles 23 and 24 and the guide rollers 25 and 26 on the device 1 side to form a predetermined tape path, and extends. The pawl 27 is given a predetermined stretching force.

The magnetic tape Tp forming such a tape path is in sliding contact with the voice muting head 28 and the audio control head 29.

The recording and reproducing mechanism is such that the trigger switch T selectively performs an operation such as a recording, reproducing, George sending or rewinding mode by selectively operating an operation switch provided in the monitor unit described later.

In the present embodiment, the deck unit 1, like VTR, continuously scans a video signal and an audio signal on a magnetic tape (recording the tape surface at an oblique angle with a rotating head). The deck unit in the video system may be, for example, an electronic still camera which intermittently records video signals and audio signals on a magnetic disk in a concentric circle or a spiral.

Next, the tuner unit 30 and the monitor unit 40 to be used will be described when the video system according to the present embodiment is used as a television integrated VTR.

The tuner unit 30 is capable of receiving ordinary television stations and radio broadcasts, and as shown in FIGS. 5 and 6, the deck unit 1 is provided on one side, which is the connection surface 30a of the deck unit. A connection portion 31 is formed to fit the device portion 4 of the c) and to make a mechanical connection and an electrical connection (only a power supply line) between the tuner unit 40 and the deck unit 1.

5, various operation switches, such as an operation switch 33 for volume channel selection, and a liquid crystal display 34 are provided on the operation surface 30b of the upper surface connected with the connection surface 30a, respectively.

Then, on one side of the operation surface 30b, a connector portion 35 as shown for mounting the monitor unit 40 is provided so as to rotate intermittently or continuously with respect to the tuner unit body.

The connector portion 35 is formed in a cylindrical shape itself and functions as an axis in the hinge mechanism for rotatably supporting the monitor unit 40 with respect to the tuner unit 30 as shown in FIG. Have

Inside the connector portion 35, terminals for forming signal lines and power lines between the tuner unit 30 and the monitor unit 40 are provided.

On the right side surface 30c of the fifth tuner unit 30, the connecting cover 5b is attached to the tuner unit 30 and the device portion 4 of the deck unit 1, as shown in FIGS. 7A and 7B. The terminal 36 etc. which are connected as a wire by use of this are formed, and the load receiving antenna Ant which can be extended | stretched is arrange | positioned at the other side surface 30d which opposes one side surface 30c.

In addition, as shown in FIGS. 7A and 7B, the connection cover 5b is provided with a terminal 55 at a position corresponding to the terminal 36 of the tuner unit 30, and the deck unit 1 The terminal pin 56 of the connector is inserted into the device section 8 of the connector to form a signal line.

As shown in FIG. 8, FIG. 9A and FIG. 9B, in the tuner unit 30, on the opposite surface of the connection surface 30a, a device portion for installing a camaboco type battery 38 is formed. The bottom surface of the tuner unit 30 is provided with a foldable corner portion 37 which functions as a stand when placed on a desk or the like.

As shown in the drawing, the battery 38 is provided with a recess 39 in which a finger is applied. As described later, the battery 38 can be easily pulled out by the side of the battery 38 when used as a television integrated video.

On the other hand, as shown in FIG. 10, the monitor unit 40 is composed of a plate display 41 using liquid crystal and a gripping portion 42 positioned on one side of the plate display 41. The 40 can be used by being mounted to the deck unit 1 via the tuner unit 30, and can also be used via the connection wire to the deck unit 1.

In the monitor unit 40, various operation switches 43a and 43b for operating the deck unit 1 are distributed to a predetermined position in the holding unit 42, and the connector of the tuner unit 30 is disposed. The support connection part 44 to which the part 35 is fitted is formed.

As shown in FIG. 6, the connector portion 35 of the tuner unit 30 is fitted to the support connecting portion 44 to form a hinge mechanism to form a monitor unit, and to pass through the tuner unit 30. The monitor unit 40 can be connected to the deck unit 1 and can be rotatably supported with respect to the tuner unit 30.

By fitting the support connecting portion 44 and the connector portion 35, the terminal in the connector portion 35 is fitted to the terminal in the supporting connecting portion 44 and passes through the tuner unit 30 and the monitor unit 40 to the deck. Each of the units 1 is capable of electrical connection.

As described above, in the present embodiment, a part of the gripping portion 42 can be used without particularly installing the fitting portion 35 of the tuner unit 30 independently, thereby saving space and providing a monitor unit ( It can reduce the unnecessary pop out of 40).

As shown in Fig. 11, the gripping portion 41 is formed in a shape having an arcuate cross section so as to connect the gripping portion 41 to the palm well, and the monitor unit 40 can be easily held by one hand.

Here, the arrangement positions of the operation switches 43a and 43b are respectively set within the range in which the thumb or the index finger can be moved while the gripping portion 42 is gripped with one hand. It can be easily operated with thumb and index finger.

As shown in FIG. 12, the holding | gripping part 42 is provided with the projection part 45 along a lateral direction, and the projection part 45 can operate each said operation switch 43a, 43b with the one-gripping hand. It functions to prevent slipping while being in contact with the palm at the time, thereby making it easier to operate by the thumb or the index finger.

As described above, according to the present embodiment, the gripping portion 42 is provided in the monitor unit 40, so that the monitor unit 40 is accidentally dropped or the monitor is not installed, in particular, without a gripping belt or the like that is impeded to carry. Since the finger can be prevented from being caught on the screen, and the grip portion 42 is in a shape of being in good contact with the hand, fatigue is reduced during long time use.

By concentrating the respective operation switches 43a and 43b at the predetermined positions of the gripping portion 42, the gripping portion 42 can be gripped with one hand and easily operated by the index finger and the thumb. The convenience of using the monitor unit 40 can be greatly improved.

In the present embodiment, the rotary volume 46 of FIG. 13 is arranged at the position where the ring finger is held when the monitor unit 40 is held by one hand.

As shown in FIG. 11, the volume 46 is formed so that its periphery substantially coincides with the surface of the grip portion 42, and is concealed from the center portion. It is supposed to be.

Therefore, while holding the holding part 42 of the monitor unit 40, it is possible to prevent the finger 46 from contacting the volume 46 and inadvertently varying.

As shown in FIG. 14, the jack 50 of the connection wire when the monitor unit 40 is connected to the deck unit 1 by wire is used as the connector portion 35 of the tuner unit 30. As shown in FIG. The jack body 52 provided with the connection wire 51 of the deck unit 1 and the subjack 53 for outputting a sound signal to install a jack such as an earphone or a speaker are integrally formed. It is formed by forming.

These jack bodies 52, the subjacks 52, and the subjacks 53 are formed in parallel with each other as shown in FIG. 14, and are formed as relatively heavy metals.

For this reason, as shown in FIG. 15, when the jack main body 52 is fitted to the support connecting portion 44 of the monitor unit 40, the jack 50 functions as a stand of the monitor unit 40. As shown in FIG. Do it.

Therefore, if the jack 50 of such a structure is used, only the monitor unit 40 can be used even if it is located in a desk etc.

By using such a jack 50, it is not necessary to install the audio output terminal which is not necessary on the monitor unit 40 side, and the monitor unit 40 itself can be miniaturized, reduced in weight, and inexpensive.

The shape of the subjack 53 is not limited to the above-described embodiment, but may be formed so as to be formed, for example, by one jack portion in which the jack main body 52 is inserted.

Next, when the video system according to the present embodiment is used as the camera integrated video, the camera unit 60 will be described using FIGS. 16 to 19. FIG.

As shown in FIG. 16, the camera unit 60 is a compact camera using a small imaging element such as a CCD (charge coupled element), and incorporates the compact imaging element and microphone in a substantially rectangular main body.

On the front surface 60a of the camera unit, there is formed a lighting portion 61 for guiding the photographing light from the subject to a small image pickup element and a sound collecting portion 62 for guiding sound to the microphone, respectively. ) Is provided with an instruction lamp 63 for informing that the image is being taken.

The camera unit 60 is provided with a connecting portion 64 fitted to the device portion 4 of the deck unit 1, and by attaching the connecting portion 64 to the device portion 4, the camera unit ( 60) and the mechanical connection and the electrical connection between the deck unit (1) is made at the same time.

As shown in FIG. 17, the connection part 64 is rotatable with respect to the housing of the camera unit 60 by a hinge mechanism.

This allows the deck to be used when the compact video cassette 13 is attached to and detached from the deck unit 1 in use when the body is placed horizontally with respect to the deck unit 1 as shown by the solid line in FIG. By counting against the unit 1, it is possible to obtain a mounting and dismounting path for the cassette.

On the bottom side of the main body of the connecting portion 64, as shown in Fig. 18, the use semi-permeability is low, and operation buttons 65, such as setting switches with date, which are undesirable when inadvertently used, are arranged, and these operation buttons 65 ) Is the state shown in FIG. 18, that is, the state in which the non-use state is covered by the housing and is used as a camera unit without being exposed to the outside, i.e., the state indicated by the solid line in the 17th state. However, it can be operated by exposing to the outside.

Therefore, a mistake in which a finger inadvertently touches each operation button 65 and controls operation during nonuse can be prevented in advance, and is particularly suitable for use in a small video camera, such as the camera unit according to the present embodiment. It is convenient.

The camera unit according to the present embodiment is not limited to the above-described ones. For example, as shown in FIG. 19, the waterproof camera unit 70 may be used.

That is, the basic configuration of the camera unit 70 is the same as that of the camera unit 60 described above, but differs in that the surroundings of the housing are covered by the waterproof member 71 and the waterproof microphone 72 is provided. By performing the treatment, outdoor shooting can be easily performed in rainy weather.

The prop of the microphone 72 can be equipped with a sports finder 73.

As described above, when the video system according to the present embodiment is used as the camera unit, the grip unit 80 is provided with the deck unit 1 as shown in FIGS. 20 and 21.

As shown in the figure, the grip portion 80 and the horizontal portion 84 are formed in a substantially T-shape, and the male screw 82 of the deck unit 1 is provided with a female screw (1) of the deck unit 1. As it is screwed into 9), it can be easily mounted on deck unit (1).

The grip 80 is formed of a material having the same flexibility as that of the ABS resin. The corner portion 81 is formed in the shape of a snake's belly, and a spring 83 is mounted inside the corner portion 81.

Thereby, the grip 80 can be deformed to some extent by the size of the hand of the user, and since the said leg part 81 expands and contracts, it can use it as an optimal state especially as a grip which does not provide an adjustment means.

In the grip 80 according to the present embodiment, a recessed portion 85 corresponding to a finger is formed inside the horizontal portion 84, and between the horizontal portion 84 of the grip 80 and the deck unit 1. When the hand is borrowed, the fingernails of the respective fingers are provided in the recesses 85 to improve the grip force.

As described above, in the grip 80 according to the present embodiment, the deck unit 1 can be easily engaged with and detached from the deck unit 1 by screwing and detaching the deck unit 1.

For this reason, according to such a grip 80, for example, compared to the belt generally known conventionally, it can respond quickly to the state about various uses of this video system, and does not require a special mechanism for the apparatus. In particular, it is very excellent as a grip on a small apparatus such as the deck unit 1 according to the present embodiment.

Next, the specific use example of the video system comprised by each apparatus is demonstrated as mentioned above.

First, in the case of using it as a camera integrated video, as shown in FIG. 22, the deck unit 1 is coupled to the device unit 4 by fitting the connecting portion 64 of the camera unit 60 to the deck unit 1, and the deck is connected. The grip 80 of the unit 1 is screwed in place.

In this state, when the grip 80 of the deck unit 1 is held by hand, the index finger is caught by the trigger button T formed on the deck unit 1, and a certain grip state is provided by walking on each part of the deck unit 1. You can get it.

At this time, the swelling portion 10 may improve the bearing force in close contact with the palm.

In the video system according to the present embodiment, it is natural that the camera unit 60 and the deck unit 1 may be connected by wire, and only the camera unit 60 may be photographed by hand.

On the other hand, when using this video system as a television integrated video, as shown in FIG. 23 and FIG. 24, the apparatus part 31 of the tuner unit 30 is inserted in the connection part 6 of the deck unit 1, and FIG. A power supply line is formed, and the terminal 36 of the tuner unit 30 is connected to the connection portion 4 of the deck unit 1 via a connection adapter and a cord to form a signal line.

The connector 35 of the tuner unit 30 is fitted to the support connecting portion 44 of the monitor unit 40 so as to mechanically and electrically connect the monitor unit 40 and the tuner unit 30 to each other. 30, the battery 38 is installed.

Thereby, it is also possible to watch a television program using the said monitor unit 40, and it is also possible to see the reproduced image in the unit 1. As shown in FIG.

The monitor unit 40 can also arbitrarily vary the angle with respect to the deck unit 1 in accordance with the purpose or the addition of light.

As shown in FIG. 24, the whole part 37 provided in the bottom surface of the tuner unit 30 can be set up horizontally and stably at a desk etc. by standing up.

As shown in FIG. 25, it is also possible to connect the said monitor unit 40 to the deck unit 1 as a wire, without passing through the tuner unit 30, and to use it as a television integrated video for exclusive use of reproduction.

In this case, it is also possible to use the jack 50 as a pedestal of the monitor unit 40 and to position it on a desk. For example, the deck unit 1 is placed in a car, and only the monitor unit 40 is operated by hand. It is also possible to use the handhold.

If only the tuner unit 30 and the monitor unit 40 are connected and used, it can also be used as a normal small television.

As can be seen from the above description, according to the present invention, by selectively using each device constituting the video system according to the purpose, it is not only a VTR but also a variety of video-related devices as a camera-integrated video, a television-integrated video, or a small television. Can be used.

For this reason, according to this invention, as mentioned above, it can fully respond to the field of use of various video apparatuses.

By miniaturizing each device to the minimum function required, it is possible to miniaturize each device, so that all devices can be easily carried.

Claims (1)

A portable deck unit 1 for recording and reproducing a magnetic recording medium, a portable tuner unit 30 that can be directly attached to and detached from the deck unit 1, and a portable type that can be directly attached to or detached from the tuner unit 30. Monitor unit 40 and portable camera units 60 and 70 that can be attached and detached directly to the deck unit 1, and a mounting portion for mounting the tuner unit 30 to the deck unit 1 (6). ), And the deck unit (1) and the device unit (4) in the case of using as a camera type video in a selectable combination video system provided with a device unit (4) for mounting the camera units (60, 70). The deck unit 1 and the camera unit 60, 70 are selectively combined by fitting the connecting portions 64 of the camera units 60, 70 in the same manner. )Wow By fitting the device portion 31 of the tuner unit 30 to the connecting portion 6 and fitting the connector portion 35 of the tuner unit 30 to the support connecting portion 44 of the monitor unit 40, the deck In the case where the unit 1, the tuner unit 30 and the monitor unit 40 are selectively combined and used as a reproduction-integrated television integrated video, the monitor unit 40 is wired without passing through the tuner unit 30. When the deck unit 1 and the monitor unit 40 are selectively combined by connecting to the deck unit 1 and used as a television, the connector unit 35 of the tuner unit 30 is connected to the monitor unit ( By fitting to the support connection 44 of 40, the tuner unit 30 and the monitor unit 40 can be selectively combined, and these selectively combined units can be used as the above-mentioned devices by mechanically and electrically connecting each other. Choose a combination of Video systems wherein it is configured.