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General-coverage receiver covering 0.5 to 30.5 MHz in 30 bands, AM/CW/MCW. Designed for 19" rack mount. Requires external speaker. No bandwidth switch under BFO-Pitch control, could be upgraded to Collins 51J-4 with 354A-1 Collins Mechanical Filter Conversion kit.

Military designation Collins R-388/URR. Versions built for the Navy were tropicalized and had nonmagnetic cabinets.

General characteristics

HAM bands
160m  80m  60m  40m  30m (WARC)  20m  17m (WARC)  15m  12m (WARC)  11m (CB)  10m 
Frequency stability
Within 300 Hz if the nearest 100 kHz calibration point is used to adjust the fiducial
Tuning steps
Continuous
Memories
None

Receiver

RX-range
0.54-30.5 MHz in 30 bands
Modulations
AM   CW  
Sensitivity
Band 1: Less than 15 µV for 10 dB S/N
Bands 2 to 30: Less than 5 µV for 10 dB S/N
Selectivity
1 / 3 / 6 / 10 kHz
Filters
?
Receiver system
Triple Conversion Superheterodyne
IF-frequencies
?
Image rejection
?
Audio output
External 270G-3 Speaker, 2.5 W

Connections

Antenna
SO-239
Impedance
50Ω
Other
-

Electrical

Power requirements
Mains (110-120 / 220-240 V AC)
Current drain RX
85 W
TX
-

Physical

Dimensions (w×h×d)
536 × 317 × 333 mm (21.10 × 12.48 × 13.11 in)
Weight
19.50 kg (43.0 lbs)
Form factor
Base Station
Manufactured
Between 1952 and 1956 in USA

Other features

Usage
Amateur / Ham radio operators
Features + options
-
Accessories
-
RigReference ID
2506
MPN
COLLINS-000051J-3

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New and second-hand prices

Estimating the value of a rig can be challenging. We collect prices paid by real hams over the years to help you estimate the value of a used Collins 51J-3. Just bought or sold this model? Let us know what you traded it for and help other ham operators!

Based on historic data, today's second-hand price of the Collins 51J-3 is around:

  • USD 11.00 ~ USD 294.00

Price History Chart

These estimates are based on the following prices:

Year Historic price Condition Submitted by
2010 USD 739.00 Used / Good eBay
1952 USD 1000.00 New / Mint RigReference

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