HAMTRONICS DVR-3 Manuals

Manuals and User Guides for HAMTRONICS DVR-3. We have 1 HAMTRONICS DVR-3 manual available for free PDF download: Assembly, Installation And Operation Instructions

HAMTRONICS DVR-3 Assembly, Installation And Operation Instructions

HAMTRONICS DVR-3 Assembly, Installation And Operation Instructions (11 pages)

Brand: HAMTRONICS | Category: Voice Recorder | Size: 0 MB

Table of Contents

Table of Contents
1
Assembly
2
- Construction Methods
  2
- Precautions
  2
- Assembly Procedure
  2
Installation
3
- Mounting
  3
- Wiring
  3
Operation
4
- General
  4
- Recording a Message
  4
- Voice ID Operation
  4
- Message Playback for Testing
  4
- Playback by DTMF Request
  4
Enhancements
4
Theory of Operation
6
- General
  6
- Recording Technology
  6
- Audio Recording Circuits
  6
- Audio Playback Circuits
  7
- U1 Control Circuits
  7
- S2 Record Switch Circuit
  7
- Q1 Playback Latch Circuit
  7
- Remote Control Circuits
  8
- Q2/Q3 ID Key Circuit
  8
- Addressing
  8
- Power Distribution
  8
Troubleshooting
8
- General
  8
- Digital Recorder U1
  8
- Switching Transistors
  9
- Power Supply Circuit
  9
Parts List
9
Component Location Diagram
10

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