Alpha Radio 87A User Manual

ALPHA RADIO PRODUCTS
ALPHA 87A
Operating Manual
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Information in this document is subject to change without
notice. Information provided by Alpha Radio Products Inc.®
is believed to be correct and reliable. However, no
responsibility is assumed by Alpha Radio Products, LLC.,
unless otherwise expressly taken. Companies, names, and
data used as examples are fictitious, unless otherwise noted.
No part of this document may be reproduced or transmitted
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Alpha Radio Products
6185 Arapahoe Road • Boulder, CO 80303
Phone 303.473.9232 • Fax 303.473.9660
Read this entire manual and all other publications pertaining
to the work to be performed before you install, operate, or
maintain this equipment. Practice all product safety
instructions and precautions. Alpha Radio Products, LLC.
provides information on its products and associated hazards,
but it assumes no responsibility for the after-sale operation of
the equipment or the safety practices of the Owner or User.
See Warranty and Notices Appendix.
©Copyright 2005 by Alpha Radio Products, LLC.
All rights reserved.
Page i
Alpha 87A User Manual Rev 2.0

Alpha Radio 87A Specifications

General

Brand	Alpha Radio
Model	87A
Category	Amplifier
Language	English

Summary

Section 1: Introduction

Safety: Installation and Operation

Crucial safety guidelines and precautions for installing and operating the Alpha 87A amplifier safely.

Before Installing Your Alpha 87A

Detailed steps and precautions to follow before beginning the installation process of the Alpha 87A.

Before Operating Your Alpha 87A

Essential procedures and checks required before powering on and operating the Alpha 87A amplifier.

Station Engineering Considerations

Air Flow

RF Safety

Information on FCC requirements for checking RF field exposure compliance in installations.

Section 4: Unpacking and Preparing for Operation

Section 5: Control and Indicator Functions

Section 6: Installation

Section 7: ALPHAMAX™ Firmware

AlphaMax Operating Procedures

Section 8: How to Operate the 87A

Step-by-step Procedure

A clear, sequential guide for powering on, tuning, and operating the Alpha 87A amplifier.

User Tuneup Programming

Procedure for field-programming the Alpha 87A to achieve optimal efficiency and loading for specific antennas.

Section 9: Protective Functions and "Faults"

Soft Faults

Description of soft fault conditions, their causes, and how the amplifier responds to them.

Hard Faults

Explanation of hard fault conditions, their severe causes, and the amplifier's automatic shutdown response.

Fault Codes

Section 11: Troubleshooting Suggestions

Overdrive related faults

Common causes and solutions for overdrive faults, emphasizing proper transceiver power control.

Repeated power-off shutdowns

Troubleshooting steps for intermittent power shutdowns, especially in new amplifiers.

Repeated high or low voltage hard faults

Overtemperature fault 21