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Last modified 2024-09-12

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Realistic TRC-503 (21-402)

A picture of Realistic TRC-503 (21-402)

SPECIFICATIONS

GENERAL
Type:License-free "49 MHz USA" transceiver
Frequency range:49.830-49.890 MHz
Channels / tuning steps: Ch A: 49.830 MHz
Ch B: 49.845 MHz
Ch C: 49.860 MHz
Ch D: 49.875 MHz
Ch E: 49.890 MHz
Frequency stability:? ppm
Mode:FM
Memory channels / management:-
Repeater shift / offset:Simplex only
Power supply:9 VDC
Current drain / power consumption:RX: 30-150 mA
TX: Max 50 mA
Antenna impedance / connector:50 ohm / Built-in telescopic whip
Dimensions (W*H*D):66*155*29 mm (2.6*6.1*1.14")
Weight:184 g (6.49 oz)
Other features:




RECEIVER SECTION
Receiver system: ? conversion superheterodyne
Sensitivity:0.5 uV (20 dB S/N)
Selectivity:
Image rejection:50 dB
AF output power / speaker:? mW at ?% distortion / 16 ohm
External speaker connector:




TRANSMITTER SECTION
RF output power:Max 10 mW
Modulation system:
Max FM deviation (Factory set):±? KHz
Spurious emissions:Better than -? dB
Microphone impedance / connector:? ohm / Internal only
Microphone input level:-




MISCELLANEOUS
Manufactured:Korea, 1988-19xx (Discontinued)
Additional info:
Related documents:
Modifications and fixes:
Reviews:
Options / Accessories:
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