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TPL PA8-1AA User Manual

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SERVICE
MANUAL
PA8-1AA
RF POWER
AMPLIFIER
3370 SAN FERNANDO RD., #206
LOS ANGELES, CA 90065
PHONE: (323)-256-3000 FAX: (323)-254-3210
E Mail: service@tplcom.com
L-PA8-1AA-S/B9
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TPL PA8-1AA Specifications

General IconGeneral
BrandTPL
ModelPA8-1AA
CategoryAmplifier
LanguageEnglish

Summary

Power Amplifier Specification

Theory of Operation

Safety Information

Electromagnetic Interference/Compatibility

Discusses susceptibility to EMI and conflict avoidance in sensitive environments.

For Vehicles with an Air Bag

Advises against placing radios near air bags due to inflation risk.

Potentially Explosive Atmospheres

Advises turning off radios in explosive environments to prevent sparks.

Blasting Caps and Areas

Advises turning off radios near blasting operations to avoid interference.

Mobile Radio Operation and EME Exposure

Mobile Antenna Installation

Instructions for installing the vehicle antenna external to the vehicle.

Type Acceptance

Installation

Operating Precautions

Drive Power

Warning about overdrive power damaging transistors and voiding warranty.

Supply Voltage

Maximum operating voltage is 17 Volts.

Case Temperature

Amplifier needs good air circulation to manage heat.

Circuit Description

RF Sensor

Senses RF signal presence and activates transistors.

RF Power Amplifier

Provides 10 dB gain using an RF hybrid module.

Low Pass Filter 1 (LPF1) and Low Pass Filter 2 (LPF2)

Filters provide attenuation of frequencies at the 2nd harmonic and above.

Carrier Operated Solid State Relay (Antenna Switch Relay)

Directs RF signal for Tx and Rx modes using PIN diodes.

Maintenance and Repairs

Fault Isolation Procedure

Warranty

Service

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