JPH0453324U - - Google Patents
Info
- Publication number
- JPH0453324U JPH0453324U JP9409390U JP9409390U JPH0453324U JP H0453324 U JPH0453324 U JP H0453324U JP 9409390 U JP9409390 U JP 9409390U JP 9409390 U JP9409390 U JP 9409390U JP H0453324 U JPH0453324 U JP H0453324U
- Authority
- JP
- Japan
- Prior art keywords
- ptt
- wireless transmitter
- switches
- selection switch
- connection states
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Transmitters (AREA)
Description
第１図及び第２図はこの考案に係る無線送信機
のＰＴＴ切換装置の実施例を示し、第１図は機能
ブロツク図、第２図はハードウエアのブロツク図
である。
主な符号の説明、１……本体のＰＴＴスイツチ
、２……外部マイクのＰＴＴスイツチ、３……Ｃ
ＰＵ、４……選択スイツチ、５……変調、送信回
路、６……送信アンテナ、７，８……抵抗器、９
……＋Ｂ電源。
1 and 2 show an embodiment of a PTT switching device for a wireless transmitter according to this invention, with FIG. 1 being a functional block diagram and FIG. 2 being a hardware block diagram. Explanation of main symbols, 1... PTT switch on main unit, 2... PTT switch on external microphone, 3... C
PU, 4...Selection switch, 5...Modulation, transmission circuit, 6...Transmission antenna, 7, 8...Resistor, 9
...+B power supply.
Claims (1)
いて、 前記複数のＰＴＴスイツチの接続状態を選択す
る選択スイツチと、前記選択スイツチに基づき前
記ＰＴＴスイツチの接続状態を制御するＰＴＴス
イツチ制御手段とを設けたことを特徴とする無線
送信機のＰＴＴ切換装置。[Claims for Utility Model Registration] In a wireless transmitter having a plurality of PTT switches, a selection switch selects connection states of the plurality of PTT switches, and a PTT switch controls connection states of the PTT switches based on the selection switch. 1. A PTT switching device for a wireless transmitter, characterized in that it is provided with a control means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9409390U JPH0453324U (en) | 1990-09-10 | 1990-09-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9409390U JPH0453324U (en) | 1990-09-10 | 1990-09-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0453324U true JPH0453324U (en) | 1992-05-07 |
Family
ID=31831783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9409390U Pending JPH0453324U (en) | 1990-09-10 | 1990-09-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0453324U (en) |
-
1990
- 1990-09-10 JP JP9409390U patent/JPH0453324U/ja active Pending
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