75s3 manual

Manual control of rf gain is also accomplished through the agc line. A voltage divider circuit consisting of resistors R33, R55, and RF GAIN control R56 is connected across the negative volt bias line. At the maximum gain setting, this circuit places a one-volt static bias on the agc line to furnish proper operating bias for rf amplifier V2. Latest version manuals for each of the following series receivers includes op, service and schematics. Part Number: Description: Price Each (PUB) COLS1: 75S-1 New Original: Add (PUB) COLS3/C: 75S-3/A - Photocopy: Add (PUB) COLS3B/C: 75S-3B/C New Original: Add. Created Date: 12/9/ AM.

Collins Radio Equipment Manuals. The CCA is actively digitizing the user/technical manuals for Collins Radio's most popular equipment used for amateur radio purposes. Our goal is to make these manuals available via on-line download and, eventually, via CDrom for all CCA members. If you have any questions about these manuals or would like to. QEX Magazine For Ham Radio Experimenters. My 75S-3B manual shows all the filters as having six pins. The input side is numbered 1 through 3 and the output side is numbered 4 through 6. According to the receiver schematic, on the input side, pin 1 is the signal input, pin 2 is the ground return for the driver coil and pin 3 connects to the filter case.

Created Date: 2/2/ AM. Slips right into same mounting as original speaker in B3, B4 or B5. 5" x 7". Low, 4 ohm impedance Join the club! Also fits Drake MS-4 Speaker cabinet. A perfect replacement! $ each - $35 (3+), $ (10+). Improved CW Operation of Collins 75S-3 Series Receivers by Glen E. Zook, K9STH (copyright ) With the Collins 75S-3, 75S-3A, 75S-3B, and 75S-3C receivers, when a CW filter is installed ( Hz filter was included in.