Specifications - Radio Shack BTX-123 Owner's Manual

Specifications

Transmitter
Frequency Coverage ...................................................... 152.255–156.250 MHz
Frequency Tolerance ............................................................................ ±1.5 kHz
Type of Modulation ........................................................................................ FM
RF Power ........................................................................................... 1 W (high)
Deviation ................................................................................................. ±5 kHz
Spurious Rejection .................................................................................... 45 dB
Minimum Operating Voltage .................................................................. 6.5 Volts
Current Drain ........................................................... 500 mA (high power mode)
Receiver
Sensitivity (SINAD 12 dB) ........................................................................ 0.5 V
Signal-to-Noise Ratio (20 dB) ................................................................. . 1.0 V
AF Power Output ................................................................................... 250 mW
Adjacent Channel Rejection ...................................................................... 50 dB
Squelch Sensitivity (Start) ........................................................................ 0.5 V
Stop Voltage .......................................................................................... 6.5 Volts
Distortion (1 mV Input, 3 kHz Deviation) ...................................................... . 5%
General
Power Requirements ...................................................................... 8.4 Volts DC
Antenna Length ................................................................................ 5
Dimensions (HWD) .................................................... 2
Weight ..................................................................................................... 15.5 oz
Specifications are typical; individual units might vary. Specifications are subject
to change and improvement without notice.
0.6 W (low)
7
/8 Inches
(150 mm)
1 1 1
/2 1 /2 6 /3 Inches
(65 35 160 mm)
(439 g)
19