SU777683A1 - Device for measuring the frequency of signal reproduced from magnetic carrier - Google Patents

Description

} e3: j 5Siff- s% iri fe SK3 jr ..; bsgiiij .. :: JLt: yra ::: iI is-; c: ris: i ..-; j:; -.- 4-.- i :: r .: tf; t Ж;: TC Sr; lI fe:: -; S О „i. ; 1-: g,.,: J liijui-i L: - ;; :: -,:; M1y meter OTOam.aTii5fZDyy 1st d-yeli f M ffiC fififfi ffi SflilkhoD; OiUeil. Ш№рГЙВД№е; control unit, included, between SfopbiM OUTPUT, h asttoshm ep and jii with the course of measures: 1 el ;; in connection with the output of VlbKa control; c; le "n1i rv.dzai. with a frequency shift, gene 1:) 1 st | p1: Sht8yG ysr ovgnalov" with 1 input m, one of the mustache "l: gels and measure a constant heart rate, and the output of the divider part of the network is ic. In the third place .. - -.- - - ;.-, - i,., .., .... On the hellday | a | Yes BLOK SHSH devices adl | I31.er0N; OYA:: ca; BTB1 BOWpCiH3BOAHMdroic mag.n it1N: th HOCHTife SlSEfflliSa: j ".. ..--. J. .-: -.- ..-" -f - tSS, iW ie “t -.- The device contains a block j. magnetic -. l. -. ..TOLOVOK ,: INPUTS zhorotoro connected to USNlitel nyu 2 and 5 records - to the generator | y-4 oyg / nal O11r | r; Noy, frequency 4. Exit, dyhl: a j myytmytnggH HEADS connected through usi, Ligi 5 and 6 (6S3) L1G1GYOYOYI PF 8ZHSh-; 7 7I to the frequency ratio meter 5, the second input of the iKOTOpbPO is connected to the patron 4. The outputs of the frequency meter 7 and the meter 5 of the frequency ratio are connected to the inputs of the frequency divider 9, the control input of which is connected to the block 10, is controlled. The inputs of the control unit are equipped with two terminals of the end of the cycle, the restometer of the autometer 7 and the frequency ratio meter. The output of the | system | (; t1vy is the output of the ZNI1M P, the combined € 6GGSDD | b DIe; YOYTell frequency, and the input is the input terminal 12) The device works as follows (param OmmvSHEN n 5 zyzhSh 1 Y | 11B b signal, It enters input 12 with the use of power. A reference frequency signal is generated from oscillator 4 with the aid of amplifier 3. When playing an aerial chart, the useful and optimized signals from the headphone block amplifier / amplified by amplifiers 5 and 6 are reproduced and received correspondingly but at frequency meter 7 and the meter from the frequency band, on the second The input frequency oscillates from the reference oscillator. Frequently the frequency control unit extends & control signal by 1 1 9 frequency A decrease in 1; more than 1 G in M in the proposed device can be illustrated by calculation.

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tv.,. "s 1 7 th 3S" a -1 "5" 9eSS it SB - ;, Pwsnta. the recording medium recorded a lolrzny signal with a frequency of fx reference oscillation with frequency / o, a, total ratio with H1 ||| th ostrum; and, on the other hand, for the p1 th: the right is 1 st. den ibudet A. Tyupda in chast.0go; to the extent, /. will be the frequency measurement / f (l + A), and in; 3 | mdr.telete 5 - ratios ZE of the TYSS of the produced reference | Sig.Nal / o (1+) Frequencies of the generator 4 / o, there will be a result (). Therefore, the division unit 9 on the; in the output of the teL frequency produces the result of the measured fi) ;. ; - - / Ж №3 M s; 4t -; ...:.; -.: / J i in which the complete -gresh- is completely disabled. Joss associated with oscillation of ibKopociH carriers; . -, . :. F O pji): ula 3 about b re t ".n. A device for measuring frequency is reproducible; from the magnetic carrier the signal containing the input and output terminals, a block of magnetic heads, record amplifiers are connected to the different inputs if Toporo, and 1 1 Output1M - amplifiers Supporting the useful signals from Pnalov, connected to the frequency meter, and the amplifiers are reproduced by reference signals, as well as the frequency of the reference signal, characterized by ek,, increases the accuracy of the measurements of 1 and 1 of the device, increases the device, it provides 1) after; In (at the same time, measure the frequency of the frequency and the divider often; keep looropwbix signals and frequency meter input, and a control unit connected between the BTOipbiM frequency meter output and the meter input from the frequency of the frequency, the output of the control unit with the frequency divider output, the output frequency of the reference frequency is i input, I and I and I, and I and I and I use the frequency divider frequency output, the general frequency of the reference signals is i input, and I and I and I, and I and I, the frequency divider of the frequency divider; The receiver is relative, and the frequencies, and the output of the deligel 1 asthote is the search for the first time. Sources and and the devices taken in Teimainus are priced -,. CLW 1. Copyright witness1ST1Vo USSR № 396706, cl. 0.11 V 5/00, 08.29.73. 2. Autorok sv, Soviet Union art {about 277890, class G 11 V 5/00, 05.08.70 (prototype) fefSfiV -A -C M ilCi-yy / z1.

Claims (1)

Claim. A device for “measuring” the frequency reproducible ^ from the matte signal carrier * containing 1 INPUT and output, clamps, a block of [mine heads, to the different inputs of which amplifiers are connected for ¹ 30-ps ^ a ^ 'outputs - amplifiers are reproduced < .. reference signals connected to the 'frequency meter, and amplifiers for reproducing ....... reference signals, as well as a generator for the frequency of reference signals, which is what I want to increase accuracy'ism. Rhenium [and simplifying the device, it sleep-bzhe '· πρ ·· πρ & Λ6ΧόιΒ3Τζ7ίΒΗθ · ¹ telom'otnosheniya soediyeynntmi measuring frequencies and' divisor chastoG7 "ZZhYf- '';'' ^l ^ ¹ Q ^ OH ^ d ^ eynymzy iyezhDu yield ustslitevaetsya a reference frequency signal with a generator ⁴⁰ 'A7 ^: Н0сПр ^ ййёдёдёя``oyor. signals and pa 4 pry help amplifier 3 records. With ^ the output of the frequency meter, as well as the unit for reproducing the sigpalogram, useful 'equal day'; connected between ΠτορΗΜ output “------------------- <home of the frequency meter and the input of the 'meter from ^{ι ζ} ' Carrying frequencies, the output of the 'control unit ^{45 is} connected to the input of the divider frequency the output '* of the reference signal frequency generator - by the inputs of one of the recording amplifiers and. of-, ”' measure ¹ frequency ratio, and the output of the 'frequency' -“ “output terminal”. '· ⁵⁰ ' · ', -ϊ · - ·; ·><- - / 17 ..-, - 9 -, /.:. - · /. I · / - '