Receiver Data; Transmitter Data; General - TTI TCB-880 Service Manual

1.

General

1-1. Receiver
① Display : 40 Channels and other functions indication
② Frequency Range : 26.965 to 27.405 [MHz]
③ Frequency Response : 300 to 2,500 [Hz]
④ Power Source : 13.2 [V] DC
⑤ Audio Output Load : 8 [OHM]
⑥ Audio Output : 4.0 [W] (or More)
⑦ Squelch : Adjustable from 0.3[uV] to 100 [uV]
⑧ Sensitivity :
- FM : 20 dB [SINAD] under 1.0 [uV] RF Signal or less
- AM :10 dB [S/N] under 1.0 [uV] RF Signal or less
⑨ Intermediate Frequency :
- 1st IF : 10.695 [MHz]
- 2nd IF :
1-2. Transmitter
① Carrier Power(Conducted) : AM 1 [W] / FM 4 [W]
② Current Drain ( 13.2 [V] Supply Voltage)
- No Modulation : 1,000 [mA]
- Max Modulation : 1,400 [mA]
③ Modulation Capabilities
AM : ± 90 [%]
-
FM : ± 1.8 [KHz/Dev]
-
④ Spurious Radiation : Less then 74 [dBc]
⑤ Antenna Impedance : 50 [OHM]
⑥ Frequency Tolerance : 0.002 [%]
455 [KHz]