CEI and WJ receivers and tuners guide - Watkins-Johnson

372A-2 0.5-30MHz 6/20/100/400kHz same as 372A except has
X-Y outputs for recording
spectral
373A 0.5-30MHz 6/20/100/400kHz AM/FM/CW, filmstrip dial,
dual tuner version of 371A,
25lbs, cost $3500 (1968)
373A-2 0.5-30MHz 6/20/100/400kHz same as 373A except has
X-Y outputs for recording
spectral analysis
http://watkins-johnson.terryo.org
373A-6 0.5-30MHz 0.15/1/20/75kHz same as 373A except for BW
373A-10 0.5-30MHz 2/20/100/400kHz same as 373A except for BW
377A 0.5-10MHz 6/20/100/400kHz AM/FM/CW, 6 digit Nixie
counter display, DAFC,
dual conversion on 6&20kHz
IF BWs, SM output, solidstate,
25lbs, cost $4500
(1967)
http://watkins-johnson.terryo.org http://watkins-johnson.terryo.org
402-1 20-40MHz 10kHz 1 chan xtal controlled,
AM/CW, 21.4MHz IF, 1/5
rack width, 5.25" high,
4.5lbs, cost $995 (1965)
402-2 40-60MHz 10kHz same as 402-1
402-3 60-90MHz 10kHz same as 402-1
410 20-80MHz 10kHz plug-in receiver, AM/FM,
activity operated relay
(AOR), DAFC input, mounts
in EF-158 as part of RS-158
http://watkins-johnson.terryo.org http://watkins-johnson.terryo.org
410-2 20-80MHz 20kHz same as 410
410-3 20-80MHz 50MHz same as 410
415-1 60-90MHz 50kHz (100kHz 4 chan xtal controlled,
- special order) AM only, 21.4MHz IF, 1/4
rack width, 3.75" wide,
6.75" high, 6.5lbs, cost
$995 (1966)
http://watkins-johnson.terryo.org http://watkins-johnson.terryo.org
415-2 75-110MHz 50kHz same as 415-1
415-3 90-130MHz 50kHz same as 415-1
415-4 110-150MHz 50kHz same as 415-1
416-1 30-90MHz 2MHz 4 chan xtal controlled,
http://watkins-johnson.terryo.org