DRAKE L7 Manuals

DRAKE L7 Manuals

Manuals and User Guides for DRAKE L7. We have 1 DRAKE L7 manual available for free PDF download: Operator's Manual

DRAKE L7 Operator's Manual

DRAKE L7 Operator's Manual (37 pages)

Linear amplifiers

Brand: DRAKE | Category: Amplifier | Size: 8 MB

Table of Contents

Table of Contents
5
Chapter 1 Introduction

9
- General Description
  9
  - Manual Coverage
    9
Chapter 2 Installation

11
- Unpacking
  11
- Tube Installation
  11
  - Location
    11
    
    Power Requirements
    12
  - Jumper Connections
    12
  - Antenna Requirements
    12
- Low Pass Filter
  12
- Matching Network
  12
  - Ground Requirements
    12
- Exciter Requirements
  12
- Vox Relay
  13
- Rear Chassis Connectors
  14
- Jumper Connections
  15
- Power Supply
  15
- Connecting the
  16
- Viewing Angle Options
  17
  - Transmitting Agc
    19
  - General
    19
    
    Tuning Procedure
    19
    
    Cw and Rtty Tuning
    19
    
    Ssb and am Tuning
    19
    
    Operation
    19
- Front Panel Controls
  20
  - Cw and Rtty Operation
    21
  - Ssb Operation
    21
  - Am Operation
    21
  - Swr Calculation
    21
  - Operation on Accessory Frequencies
    22
- Plate Voltage and Plate
  23
- Swr Nomograph
  23
Chapter 4 Theory of Operation

25
- Input
  25
  - Transmitting Agc
    25
    
    Standby Cutoff Bias
    25
    
    Output
    25
    
    Wattmeter
    25
Chapter 5 Maintenance

27
- Service Data
  27
- Parts Ordering
  27
  - Amplifier Disassembly
    27
  - Cleaning
    27
- Tube Replacement
  27
- Test Equipment
  27
- Amplifier Troubleshooting
  28
- Tube Check
  28
- Alignment Procedures
  28
- Input Coil Adjustme
  28
- Wattmeter Calibration
  29
- Meter Adjustment
  29
- Null Adjustment
  29
- Watts Reflected
  29
- Watts Forward
  29
- 3000 Watts Forward
  30
- Knob Pointer Alignment
  30
- Removing the Bottom Cover
  30
- Removing Top Cover
  30
- Power Supply Troubleshooting
  30
- Component Locations
  31
- Component Locations
  32
- Connections for Grid
  33
- Modell 7 Linear
  37

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