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Mobile VHF/UHF Transceiver
VHF Power Meter
Remote Linear Master Oscillator / VFO

General

HAM bands 2m  70cm  6m  2m  4m  ?
Freq. stability ? ? ≤ 100 Hz per hour after warmup
Tuning steps 5 / 10 / 12.5 / 20 / 25 kHz ? ?

Receiver

RX-range 144-148 / 438-450 MHz 50-160 MHz -
Modulations FM   All mode   All mode  
Sensitivity ? ? ?
Selectivity ? ? ?
Filters ? ? ?
Receiver system ? ? ?
IF-freqs. ? ? ?
Image rejection ? ? ?
Audio output ? ? ?

Transmitter

TX-range 144-148 / 438-450 MHz 50-160 MHz ?
Modulations FM   All mode   All mode  
RF-output 1/10 W ? ?

Connections

Antenna SO-239 SO-239 Clamps / screws
Impedance 50Ω 50Ω ?
Other - - -

Electrical

Power req. 13.8 V DC ? External PSU or main unit
Current RX 600 mA ? -
TX 3.4 A max ? ?

Physical

Manufactured Between 198x and 199x in Japan by Standard/Marantz Between 197x and 19xx in USA Between 1967 and 1970 in USA
Dimensions 150 × 50 × 180 mm
(5.91 × 1.97 × 7.09 in)
133 × 128 × 165 mm
(5.24 × 5.04 × 6.50 in)
254 × 171 × 279 mm
(10.00 × 6.73 × 10.98 in)
Weight 1.80 kg (4.0 lbs) 1.13 kg (2.5 lbs) 2.30 kg (5.1 lbs)
Form factor Mobile Base Station Base Station

Other features

Memories 20 channels in 1 bank(s) ? ?
Usage Amateur / Ham radio operators Amateur / Ham radio operators Amateur / Ham radio operators
Features ? ? ?
Accessories ? ? ?
MPN HEATHKIT-HW-000024 HEATHKIT-HM-002102 HEATHKIT-SB-000640