Voltage: 115V 50-60 85W 2A. BAND (Meters) RANGE (mc). 160 1.5 to 2.5. 80 3.2 to 4.2. 40 6.8 to 7.8. 20 14.0 to 15.0. 15 20.8 to 21.8. 11 26.5 to 27.5. 10 28.0 to 29.0. 10 29.0 to 30.0. SIZE – 10-1/2″ high x 17-1/4″ wide x 15-1/2 deep. WEIGHT – 35 pounds. NUMBER OF TUBES – 22, including rectifiers. AVC TIME CONSTANTS – Rise Time. AVC CHARACTERISTICS – Audio rise less than 3 db for inputs of 5 to 200,000 uv. SENSITIVITY – 1.0 microvolt for 6 db signal-to-noise ratio with 3 kc bandwidth. IMAGE AND IF REJECTION – Image rejection at center of each band is 50 db or. IF rejection at center as each band is 70 db or better. 75 watts with a 3.0 uv signal, 30% modulated. Output impedance – 500 ohms, 4 ohms. Response of audio circuits – +3 db 100 cps to 5000 cps. MUTING – Provisions for muting the receiver during key-down operation is. A muting voltage of +20 volts must be supplied by the. FREQUENCY STABILITY (at 14 mc) – Temperature – Less than 1200 cycles drift. From 0 to +/-60øC. Warmup drift – Less than 300 cycles after 15 minute. Line Voltage – Less than 100 cycles for +10% change. Dial Accuracy – Within 300 cycles after calibration. Comes from the estate of local ham operator & technician. Receiver is calibrated and in working condition. Unit comes with a binder full of reference paperwork, manuals and schematics. Please contact if you have any questions! Our technician will be happy to answer. The item “Vintage Collins 75A-4 1.5-30 MC AM CW Ham Tube Radio Receiver” is in sale since Tuesday, December 08, 2015. This item is in the category “Consumer Electronics\Radio Communication\Ham, Amateur Radio\Ham Radio Receivers”. The seller is “flagshipaudio” and is located in Prospect Park, Pennsylvania. This item can be shipped worldwide.
- Type: Base Station
- Brand: Collins
- Model: 75A-4
- MPN: Does Not Apply
- Supported Modes: AM
- UPC: Does not apply