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Stereo Amplifier
Telex
1505
service manual
Models:
1505
1
11
17
17
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17 pages
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Specifications
Parts list
Controls and Indicators
Warranty
Switch Settings
Power
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Page 12
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Contents
Audio Line Driver
Inspection
Table of Contents
Optional Features include
Mounting
Access for Installation/Servicing
Power
Jumper Options
Signal Connections and Card Edge Con- nector Pin Assignment
Function Jumper Status Out
Parallel Transmit Line Impedance Matching
Switch Settings
Microphone Jumpers
Receive Line Input Impedance
Operation Description
Interface connector Numbering
Controls and Indicators
Securing the Connections
Component Side
Card Edge Connector Pin Assignments Solder Side
Transmit Line Amplifier
Theory of Operation General
Receive Amplifier
Compression Limiter Circuit
Page
Page
Page
Microphone Input
Indicators
Power Supply
Warranty Limited
Specifications
Parts List
Part No. Description Ckt Sym
Conn Jumper Plug JP1 JP2 JP3 JP4 JP5 JP6 JP7 JP8 JP9
East Cornhusker Highway, Lincoln, Nebraska
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