RCA Radiola 17 User Manual

Name: RCA Radiola 17
Brand: RCA
Rating: 4 (1 reviews)

32 pages

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POWER CABLE TUNING CONDENSERS OUTPUT TRANSFORMER

Figure 1—Top view of chassis assembly showing the principal parts.

ANTENNA AND

GROUND

CONNECTIONS

RCA Radiola 171
Table of Contents3
Top View of Chassis Assembly4
Socket Power Unit Showing Parts5
Radiotron Sequence5
Radiotron Sequence6
Circuit Characteristics6
Schematic Circuit Diagram of Receiver6
Part I-Service Data6
- Radiotrons7
- Schematic Circuit Diagram of S7
- Antenna Installation (Outdoor)8
- Antenna Installation (Indoor)8
- Radiotron Socket Contacts8
- Ground9
- Method of Cleaning Radiotron Prongs9
- Antenna Installation (Indoor)9
- Antenna System Failures10
- Radiotron Sockets10
- Radiotron Prongs10
- Releasing Volume Control10
- Loose Volume Control Contact Arm11
- Adjustment for Slack Drum Control11
- Adjusting Contact Arm of Volume Control11
- Mechanical Hum12
- Turning Cable Adjusting Screw12
- Broken Condenser Drive Cable13
- Condenser Cable and Drum Mechanism13
Loudspeaker Polarity13
- Schematic Circuit for Resistance Measurement14
Uncontrolled Oscillation14
Distorted Reproduction15
Audio Howl15
- Adjusting Potentiometer Tor Minimum Hum16
Acoustic Howl16
Hum16
- View of Pilot Light Socket and Canopy17
Line Control Switch18
- Wiring Diagram of Sub-Chassis Assembly18
Wiring Cable19
Pilot Lamp and Canopy19
Filter Condensers19
- Continuity Wiring Diagram of S19
Voltage Readings20
- Internal Connections of Filter Condensers20
Grid and Plate Voltages21
- Schematic Circuit for Securing Grid Voltages21
Heating of Cabinet22
- Removing Receiver Assembly from Cabinet22
Continuity Tests23
Replacing Volume Control24
Part II-Making Replacements24
R F. Transformer Connections24
Replacing Radio Frequency Coils25
By-Pass Condenser Connections25
Replacing Radiotron Gang Sockets26
Replacing Main Tuning Condensers and Drive26
Transformer Connections26
Output Transformer Connections26
Replacing Large By-Pass Condensers27
Replacing Dial Scales27
Replacing Audio Transformers28
Replacing Output Transformer28
- Replacing Dial Scales29
Color Scheme of Power Cable Connections29
- Replacing Power Cable30
- Replacing Filter Condenser Assembly30
- Replacing Either Power Transformer or Filter Reactor31
- Replacing Terminal Strip31
- Replacing Miscellaneous Parts in S31

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RCA Radiola 17 Specifications

General

Brand	RCA
Model	Radiola 17
Category	Radio
Language	English

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RCA Radiola 17 User Manual

Table of Contents

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RCA Radiola 17 Specifications

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