JPH02103280U - - Google Patents
Info
- Publication number
- JPH02103280U JPH02103280U JP1207589U JP1207589U JPH02103280U JP H02103280 U JPH02103280 U JP H02103280U JP 1207589 U JP1207589 U JP 1207589U JP 1207589 U JP1207589 U JP 1207589U JP H02103280 U JPH02103280 U JP H02103280U
- Authority
- JP
- Japan
- Prior art keywords
- measuring
- input
- radio
- radio device
- amplifier
- 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.)
- Granted
Links
- 238000005259 measurement Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Monitoring And Testing Of Transmission In General (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Description
第１図はこの考案による実施例の構成図、第２
図と第３図は従来技術による構成図である。
１……無線機、２……入力、３……減衰器、４
……測定部、１１……小電力無線機、１２……Ｕ
リンク、１３……入力、１４……保護回路、２１
……微弱無線機、２２，２３……リレー接点、２
４……増幅器、２５……ＣＰＵ、２６……測定部
。
Figure 1 is a configuration diagram of an embodiment according to this invention, Figure 2
3 and 3 are configuration diagrams according to the prior art. 1...Radio device, 2...Input, 3...Attenuator, 4
...Measuring unit, 11...Low power radio, 12...U
Link, 13...Input, 14...Protection circuit, 21
...Weak radio, 22, 23...Relay contact, 2
4...Amplifier, 25...CPU, 26...Measurement section.
Claims (1)
し、無線機１から減衰器３、Ｕリング１２、入力
１３を経由して測定部に接続し、小電力の無線機
１１を測定するときはＵリンク１２を外し、小電
力の無線機１１から入力１３を経由して測定部に
接続する無線機テスタにおいて、 入力１３の次にリレー接点２２，２３と増幅器
２４を設け、 無線機１と小電力の無線機１１を測定するとき
はリレー接点２２，２３を直通側に接続し、微弱
無線機２１を測定するときはリレー接点２２，２
３を増幅器２４側に接続し、微弱無線機２１から
入力１３・増幅器２４を経由して測定部に接続す
ることを特徴とする無線機テスタの入力回路。[Claims for Utility Model Registration] When measuring the radio device 1, the U ring 12 is used, and the radio device 1 is connected to the measuring section via the attenuator 3, the U ring 12, and the input 13. When measuring the radio 11, remove the U-link 12 and connect the low-power radio 11 to the measurement section via the input 13.Input 13 is followed by relay contacts 22, 23 and amplifier 24. When measuring the radio device 1 and the low power radio device 11, connect the relay contacts 22 and 23 to the direct side, and when measuring the weak radio device 21, connect the relay contacts 22 and 2 to the direct side.
3 is connected to the amplifier 24 side, and the input circuit of the radio equipment tester is characterized in that the weak radio equipment 21 is connected to the measuring section via the input 13 and the amplifier 24.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989012075U JPH0547412Y2 (en) | 1989-02-03 | 1989-02-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989012075U JPH0547412Y2 (en) | 1989-02-03 | 1989-02-03 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02103280U true JPH02103280U (en) | 1990-08-16 |
| JPH0547412Y2 JPH0547412Y2 (en) | 1993-12-14 |
Family
ID=31221194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989012075U Expired - Lifetime JPH0547412Y2 (en) | 1989-02-03 | 1989-02-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0547412Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5510265A (en) * | 1978-07-07 | 1980-01-24 | Mitsubishi Electric Corp | Fm receiver |
-
1989
- 1989-02-03 JP JP1989012075U patent/JPH0547412Y2/ja not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5510265A (en) * | 1978-07-07 | 1980-01-24 | Mitsubishi Electric Corp | Fm receiver |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0547412Y2 (en) | 1993-12-14 |