Daniels Electronics Ltd. VT-3AM Скачать руководство пользователя страница 1

DANIELS

ELECTRONICS LTD.

TM

MT-3 RADIO SYSTEMS

VHF AM TRANSMITTER
INSTRUCTION MANUAL

VT-3AM

118 - 138 MHz

Covers Family Model: VT-3A130-SYD410

Copyright © 2000 Daniels Electronics Ltd.  All rights reserved.  No part of this publication may be
reproduced, stored in a retrieval system or transmitted in any form or by any means,  electronic,
mechanical, photocopying, recording or otherwise, without the  prior written consent of Daniels
Electronics Ltd.

DE™ is a registered trademark of Daniels Electronics Ltd.  registered in the United States Patent and
Trademark Office.

Issue:

2

Previous Issue:

1

Issue Date:

March 2000

Previous Issue Date:

May 1997

Daniels Electronics Ltd.

Printing Date:

March 2000

Victoria, BC.

Part No.:

IM22-VT3A130

PRINTED IN CANADA

Содержание VT-3AM

Страница 1: ...al system or transmitted in any form or by any means electronic mechanical photocopying recording or otherwise without the prior written consent of Daniels Electronics Ltd DE is a registered trademark...

Страница 2: ...ture Date NOTE The user s authority to operate this equipment could be revoked through any changes or modifications not expressly approved by Daniels Electronics Ltd The design of this equipment is su...

Страница 3: ...ransmitter Assembly and Alignment 2 3 2 3 1 Complete Transmitter Alignment 2 3 2 3 2 Output Power Adjustment 2 3 2 4 Recommended Test Equipment List 2 4 2 5 Repair Note 2 4 2 6 Printed Circuitboard Nu...

Страница 4: ...DE DANIELS ELECTRONICS iv VT 3A130 VHF AM Transmitter Instruction Manual This Page Intentionally Left Blank...

Страница 5: ...3A128 Synthesizer The synthesizer module can be programmed to have up to 16 channels A channel programmer can preprogram the first 15 channels channel 16 can be programmed from the front panel and cha...

Страница 6: ...n and harmonic filtering for the transmitter This manual is intended primarily as a reference for frequency changes since the amplifier module is adjusted at the factory Enhanced AM FM Synthesizer Thi...

Страница 7: ...e 10 Vdc to 17 Vdc Active Current 13 8 Vdc supply less than 1 5 A at Pout 4 Watts Channel Selection In 25kHz 8 333 kHz increments selected by two front panel buttons Preset capability for 15 channels...

Страница 8: ...4 layer printed circuitboards Gold plated module connectors Module Design Compact Eurostandard modular design Plug in modules mate with Daniels standard M3 repeater subrack Subracks modules comply wi...

Страница 9: ...The current drawn by the transmitter in its quiescent state depends on what modules are enabled during the inactive PTT off state This aspect of transmitter operation is controlled by jumper settings...

Страница 10: ...be set to channel 16 Transmitter channel selection is achieved by pushing the buttons frequency increase and frequency decrease on the Frequency Select Handle The Frequency Select Handle is located o...

Страница 11: ...manuals Alignment is simplified by using a SR 3 Subrack SM 3 System Monitor and RF extended cable to provide transmitter power and signal interconnection Alternatively 9 5 Vdc and 13 8 Vdc as well as...

Страница 12: ...t devices which should not be removed or replaced using an ordinary soldering iron Removal and replacement of surface mount components should be performed only with specifically designed surface mount...

Страница 13: ...VT 3A130 SYD410 MADE IN CANADA MADE IN CANADA AMTXM1B ON OFF SWITCH TYPE N RF OUTPUT JACK SMA REFERENCE INPUT JACK TRANSMIT INDICATOR LED TRANSMITTER MODEL IDENTIFIER MICROPHONE CONNECTOR TRANSMITTER...

Страница 14: ...AM Transmitter Instruction Manual 3 2 MT 3 Transmitter Case Exploded View 3 FINGER GASKET 2 Instructions 1 Remove the four screws A in the Front panel 2 Remove the four screws B on the side of the Tr...

Страница 15: ...VHF AM Transmitter Instruction Manual 4 1 4 REVISION HISTORY ISSUE DATE DESCRIPTION AND REASON 1 May 97 Issue 1 2 Mar 00 The transmitter is now capable of working over the whole AM frequency band 118...

Страница 16: ...DE DANIELS ELECTRONICS 4 2 VT 3A130 VHF AM Transmitter Instruction Manual This Page Intentionally Left Blank...

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