Ⅰ、 functional
TKR123 second line tester (hereinafter referred to the second line tester) is used within the field maintenance and inspection TKR123 Airborne FM radio device with integrated radio 2955B/CMS50/CMS52 tester tie for second line of radio detection and maintenance.

 

Second-line radio tester can detect the radio the following functions;
1，A detection frequency synthesizer can lock;
2, detection receiver;
3, detection transmitter
4, 4 conversion work state : double-admission / Main admission / lifeguard / orientation;
5, inspection and radio supporting K1, K2, K3, K4 control boxes;

 

   Second-line tester and radio tester with integrated quantitative test the following : current work, and the carrier frequency error, carrier power, modulation, distortion, the audio output side, receiver sensitivity, Squelch sensitivity, noise level, audio output, Band bandwidth, resistance bands Concession.

 

Ⅱ、performance indicators

1,A power supply voltage : +27.5 V ± 10%
2, voltage table : 0 ~ 30V ± 2.5%
3, ammeter : 0 ~ 10A ± 2.5%
4, the temperature : -10 ° C to +45 ° C
5, relative humidity : 30 ° C 85% ~ 95% of the normal work
6, storage temperature : -25 ° C to +55 ° C
7, reliability :> environment for 500 hours
8, size : 355mm x ranges machine