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Last modified 2025-12-16

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Heathkit HW-18-1 (USA)

A picture of Heathkit HW-18-1 (USA)

SPECIFICATIONS

GENERAL
Type:Military HF transceiver
Frequency range:4.450-4.650 MHz
Tuning steps:Channelized
Frequency stability:0.005% @ -12 to +43°C (10 to 110°F)
Mode:USB
Channels / memory management: 2 regular
XTAL controlled
Duplex shift / offset:No
Power supply: External PSU options:
HP-13 (12 VDC)
HP-23 (120 VAC)
HP-23A (120 or 240 VAC)
Current drain / power consumption:RX: ? W
TX: ? W
Antenna impedance / connector:50 ohm / Phono (RCA)
Dimensions (W*H*D):311*159*254 mm (12.25*6.25*10")
Weight:5.44 Kg (12 lb)
Other features:Clarifier ±100 Hz.




RECEIVER SECTION
Receiver system: Single conversion superheterodyne
IF: 3.395 MHz
Sensitivity:0.5 uV (10 dB S+N/N)
Squelch sensitivity:
Selectivity:2.1 KHz (-6 dB)
6 KHz (-50 dB)
Image rejection:80 dB
AF output power / speaker:1 W at ?% distortion / 8 ohm
External speaker connector:




TRANSMITTER SECTION
RF output power:USB: 200 W (PEP)
Modulation system:
Max FM deviation (Factory set):No FM
Spurious emissions:Better than -? dB
Microphone impedance / connector:Hi-Z / Fixed spiral cord (Originally)
Microphone input level:? mV




MISCELLANEOUS
Manufactured:USA, 196x-197x (Discontinued)
Additional info: This tube transceiver was intended for MARS and CAP use.

New price 1969 in the US: $119.95 (Kit) or $179.95 (Assembled)
Related documents: User/assembly manual (38 MB)
Modifications and fixes:
Reviews:
Options / Accessories:
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