The Maycom KH-603 hand held
amateur transceiver

  • Wide frequency 50Mhz to 54Mhz
  • Full frequency or memorized frequency only scanning.
  • Call frequency selector
  • Dual frequency watch function
  • Key locking system
  • Low battery warning indicator
  • Optional CTCSS function
  • Memmory/recall function up to 5CHs
  • 1Mhz frequency shift function

Frequency 50.00MHz to 54.00Mhz
Frequency Generation PLL synthesizer
Frequency Stability +/-0.001%
Impedance 50 Ohms
Modulation F3E
Power Source DC 7.2 to 15.6 Volts
Dimensions 55(W) - 130(H) - 36(D) mm
includes 6 cells battery case
Weight 0.4Kg W/O Battery

Circuit Type Dual conversion super heterodyne
IF Frequency 1'st IF : 10.7MHz
2'nd IF : 455Mhz
Sensitivity 0.3uV in FM for 12dB snd
Selectivity 60dB min
Spurious Rejection 60dB min
Inter modulation Distortion 54dB min Measured ETSI
S/N Ratio 40dB min
Audio Output @ 10% THD 0.5W
Stand by current 3mA W/O save mode

Power Output Hi 4.0 watts, low 1.0 watts
Modulation ±5KHz Max
Distortion 3%
S/N Ratio 40dB max
Current Drain Less than 1000 mA
Spurious Attenuation 60 dB min