MH-446 is a PMR-446 services radio.
In the UK it is named as Short Range Personal Radio to avoid
confusion with SRBR services
in the UK which will be
withdrawn in 2003.

  • Miniature Size Low Cost Hand Portable
  • 8 Channels
  • As per ETS 300-296 specification
  • DCS/CTCSS selective call as standard
  • Caller Code Identification for incoming CTCSS tones
  • Bell Melody / Vibrator for call indication
  • Baby Monitor Function
  • Full frequency or memorised frequency only scanning
  • Easy to use clone function
  • Momentary monitoring of incoming signal
  • Key lock function
  • Dual Watch Function
  • Power save
  • Battery life indicator with 10 step LCD indicator
  • Beep tone on/off
  • Small battery size and long battery life
  • External power jack for external PSU
  • Supplied with or without Drop In Trickle Charger DC-072W
  • Fast Charger DC-072 available as an option
  • Belt Clip, Hand strap & 5 X AAA battery case

Channel 8CHS
CH1 Frequency 446.00625MHz
CH8 Frequency 446.09375MHz
Frequency Generation PLL synthesizer
Frequency Stability ± 2.5ppm
Tone Codes - CTCSS 32 as per MPT 1306(For UK)
47 for other European Countries
DCS Codes 52 as per MPT 1381
84 for other European Countries
Power Source DC 7.2 to 15.6 Volts
Operating Temperature -20 °C to 60 °C
Dimensions 58 (W) - 103 (H) x 26.5 (D) mm
Weight 129g W/O Battery

Circuit Type Dual conversion super heterodyne
IF Frequency 1'st IF : 21.4MHz

2'nd IF : 455Mhz
S/N Ratio 40dB min (With CCITT)
Audio Output @ 10% THD 500mW @ 16 ohms
Other parameters As per ETS 300 296

Power Radiated 500 mW ERP MAX
Deviation ± 2.5kHz Max
Distortion 5% Max
S/N Ratio 40dB min
Current Drain less than 600 mA
Other parameters As per ETS 300 296