Aviola Radio Corp. 509 Schematic

Aviola Radio Corp. 509

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Product Information:
Model:509
Manufacturer:Aviola Radio Corp.

Schematic Pages

PNG: Page 1 Rider Manual Volume 16
PNG: Page 2 Rider Manual Volume 16

Schematics Content

Page 1:

IF PEAK 455 KC

Power Supply
105 to 125 Volts AC or DC

Power Consumption
30 Watts
Tuning Range
540 KC to 1625 KC

Circuit
5 tube superheterodyne. Built in Antenna with provision for connecting external antenna. Do not connect ground to receiver,

Page 2:

IF PEAK 455 KC

Specifications: These combinations are available for both 110V - 60 Cycle and 50 Cycle AC.

WARNING: DO NOT USE ON DC
Each instrument is shipped operating on 110V - 60 Cycle. Additional motor bushings will be supplied to each dealer desiring 50 Cycle operation.

Power Supply
105 to 125 Volts 50 or 60 Cycle AC

Power Consumption
50 Watts AC

Tuning Range
540 KC to 1625 KC

5 tube superheterodyne. Built in Antenna with provision for connecting external antenna. Do not connect ground to receiver.

ALIGNMENT PROCEDURE
Allow receiver to warm up thoroughly before alignment. Turm volume control to maximum. Connect output meter to voice coil terminals.

455 IF ALIGNMENT
Tune receiver to high end of dial. Connect signal generator to antenna through.0005 mf condenser. Set generator to 455 KC, tune trimers B - F - 0 - D- to maximum output. Always use lowest input from signal generator that provides good output indication
.
540 KC to 1640 KC ALIGNMENT
Loosely couple the signal generator to receiver by placing S.G. output lead near the pick-up antenna. (Not connected to it.) Set generator and receiver to 1400 KC. Adjust trimmer H to signal. Adjust trimmer G to maximum output. Set generator to 600 KC. Tune receiver to 600 KC. Adjust tuning slug A to signal.

Adjust tuning slug B to maximum output. Decrease signal generator output as receiver alignment provides more output to meter.