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Radio Shack Realistic DX-150 User Manual

Radio Shack Realistic DX-150
28 pages
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SERVICE MANUAL
SOLID STATE FOUR BAND COMMUNICATIONS RECEIVER
MODEL DX-150
CAT. 20-150
A PRODUCT OF RADIO SHACK CORPORATION
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Radio Shack Realistic DX-150 Specifications

General IconGeneral
TypeCommunications Receiver
ModesAM, CW, SSB
Power Supply120 VAC, 60 Hz
IF Rejection>80 dB
Frequency Range535 kHz to 30 MHz

Summary

Specifications

Circuit Details

Details the receiver's circuit components like transistors, diodes, and thermistors.

Frequency Bands

Lists the four main tuning bands and their frequency ranges.

Band Spread Frequencies

Details the frequencies covered by the band spread system across six bands.

Intermediate Frequency

States the intermediate frequency used in the receiver.

Receiver Sensitivity

Specifies the receiver sensitivity in microvolts (uV).

Signal To Noise Ratio

Mentions the signal-to-noise ratio.

Image Ratio Specification

Indicates the image ratio of the receiver.

Audio Power Output

States the maximum audio output power.

Loudspeaker Information

Specifies the type and size of the loud speaker.

Power Input and Consumption

Details power requirements for AC and DC operation.

Front Panel Controls

Lists and describes controls located on the front panel of the receiver.

Back Panel Controls

Lists and describes controls located on the back panel of the receiver.

General Alignment Instructions

Required Test Equipment

Lists the necessary test equipment for performing alignment procedures.

Alignment Conditions and Settings

Outlines the initial conditions and knob settings before starting alignment.

IF Amplifier Alignment Procedure

Provides instructions and notes for aligning the Intermediate Frequency amplifier stage.

RF Amplifier Alignment Procedure

Details the procedure for aligning the Radio Frequency amplifier stage, including frequency points.

BFO Alignment Procedure

Instructions for aligning the Beat Frequency Oscillator, including notes and setup.

Chassis Dis-Assembly and Dial Cord Assembly

Chassis Dis-Assembly Steps

Provides instructions on how to disassemble the receiver's chassis.

Dial Cord Assembly Guide

Explains the process of assembling or replacing the dial cords.

Knob Setting for BFO Pitch & Antenna Trimmer

Specifies the correct setting for B.F.O. Pitch and Antenna Trimmer knobs.

Wiring Diagram

Circuit Board Diagram

Circuit Schematic Diagram

Parts List and Description

Antenna Suggestions

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