KWM-1 SPECIFICATIONS:
RF POWER INPUT: 175 watts SSB PEP or 160 watts CW.
OUTPUT IMPEDANCE: 52 ohms with not more than 2.5:1 SWR.
POWER SOURCE: 115 vac 50-60 cps, 12 vdc, or 28 vdc
POWER INPUT: Filaments 5.25 a at 12 v; B+ and Bias:
Transmit: 800 v at 200 ma; 265 v at 210 ma; - 50 to -80 v at 3 ma
Receive: 290 v at 170 ma.
SIZE: Transceiver - 6-1/4" h, 14" w, 10" d
AC Power Supply - 6-1/4 h, 7-5/8" w, 10" d
DC Power Supply - 7-19/32" h, 10-1/8" w, 5-3/4" d
Speaker Cabinet - 6-1/4" h, 7-5/8" w, 10" d
WEIGHT: Transceiver - 15 Lbs.
AC Power Supply - 25 Lbs.
DC Power Supply - 15 Lbs.
Speaker Cabinet - 5 Lbs.
FREQUENCY RANGE: 14-30 mc continuous. Choice of any ten 100 kc bands
by crystal switch. Standard complement of crystals:
14.0 - 14.1 mc CW
14.2 - 14.3 mc SSB
14.9 - 15.0 mc calibration with WWV
21.0 - 21.1 mc CW
21.3 - 21.4 mc SSB
21.4 - 21.5 mc SSB
28.0 - 28.1 mc CW
28.1 - 28.2 mc CW
28.5 - 28.6 mc SSB
28.6 - 28.7 mc SSB
FREQUENCY CONTROL: 70K-1 Permeability Tuned VFO
HARMONIC AND SPURIOUS RADIATION: Carrier suppression
-50 db, unwanted sideband 50 db, oscillators and mixer products
-50 db, second harmonic
-50 db, 3rd order products 30 db.
FREQUENCY STABILITY: After 10-minute warm-up, within 100 cps.
Reset within 1 kc throughout range.
AUDIO CHARACTERISTICS: Response 300 - 3,000 cps
noise 40 db below one tone carrier;
transmitter input designed for high impedance crystal or dynamic mike.
PHONE PATCH IMPEDANCE: 600 ohms unbalanced to ground.
CIRCUIT PROTECTION: Primary fuses.
ACCESSORIES REQUIRED: Hi-Z Dynamic or Crystal Microphone and/or
telegraph key, antenna, loudspeaker and/or headphones,
516E-1 dc and/or 516F-1 ac power supply
POWER SOURCE: 115 vac 50-60 cps; 12 vdc; 28 vdc.
RECEIVER SENSITIVITY: 1.0 uv for 6 db S/N ratio with 3 kc bandwidth.
NUMBER OF TUBES: 24 plus 2 rectifiers in ac power supply.
NUMBER OF TRANSISTORS: 6 in dc power supply.
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