dB PM 1000 User Manual

DB ELETTRONICA TELECOMUNICAZIONI S.p.A.
PM 1000 – 1 kW FM Broadcasting Transmitter - USER’S MANUAL
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PM 1000
1 kW FM Broadcasting Transmitter
User’s Manual
Release 1.0.1
- DB ELETTRONICA TELECOMUNICAZIONI S.p.A. -
- Riviera Maestri del Lavoro 20/1 - 35127 Z.I. SUD PADOVA ITALY -- Ph. (049) 870-0588 - Fax. (049) 870-0747 -
- http://www.dbbroadcast.com -

dB PM 1000 Specifications

General

Brand	dB
Model	PM 1000
Category	Transmitter
Language	English

Summary

Safety Notices

PM1000 FM Transmitter

Technical Specifications

Installation

Frequency Change

Procedure for changing the transmitter's operating frequency using internal dip-switches or external controls.

Adjustments and Measures

Instructions for AF input deviation adjustment and measurement settings.

Amplifier Section

30 W Preamplifier/Driver Stage

Details on the AMP30 board, its stages, transistors, and adjustment trimmers.

AMP300 300 W Module Amplifier

Technical data and description of the AMP300 300W MOSFET amplifier module.

Power Supply Stage

RS-75-24 Switching Power Supply

Characteristics and specifications of the RS-75-24 switching power supply.

0601-008 Power Supply Board

Modulator Stage

Sintel ‘96 Modulator Board

Protection Board

Meter Stage

General Description

Description of the meter stage, consisting of a microprocessor board and a display board.

In-Audio Board

Stereo Encoder Board (/S Option)

Channels Pre-Emphasis Setting

Appendix

Appendix B - MOSFET Replacement

Step-by-step procedure for replacing MOSFETs on the AMP300 board.