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Kenwood TS-790A/E User Manual

Kenwood TS-790A/E
150 pages
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Kenwood TS-790A/E Specifications

General IconGeneral
BrandKenwood
ModelTS-790A/E
CategoryTransceiver
LanguageEnglish

Summary

Circuit Description Overview

Circuit Configuration by Band

Explains circuit design by band, including IF signal routing.

Analog Signal System

Describes the analog signal path and receiver circuits.

TXB and RXB Circuit Control

Details circuit control for transmit and receive bands.

Sidetone Module Operation

Explains the sidetone circuit for CW keying.

Description of Components

Switch Unit Components

Lists components for the switch unit (X41-3050-00).

RF Unit Component Details

Lists components for the RF unit across different frequency bands.

144MHz Final Unit Components

Lists components for the 144MHz final unit (X45-3150-00).

IF Unit Component Overview

Lists components for the IF unit (X48-3050-XX).

Semiconductor Data

Ceramic Filter Data

Provides electrical characteristics for ceramic filters.

PLL IC Specifications

Details pin assignments and block diagram for PLL ICs.

Power Module Specifications

Lists max rating and electrical characteristics for power modules.

Controls and Functions

Front Panel ACC 3 Jack

Explains the front panel ACC 3 jack's function and cautions.

ACC4 Connector Details

Describes the ACC4 connector and its pin assignments.

Parts List Information

Parts List Precautions

Provides guidance on using the parts list and component symbols.

RF Unit Parts Listing

Lists specific components for the RF unit (X44-3070-00).

144MHz PLL Unit Parts

Lists components for the 144MHz PLL unit (X50-3080-00).

Disassembly Procedures

Transceiver Disassembly Steps

Provides diagrams and steps for disassembling the transceiver.

UT-10 Option Disassembly

Shows disassembly steps for the UT-10 option.

Adjustment Procedures

Required Test Equipment for Adjustment

Lists necessary test equipment for adjustments.

Common Adjustment Procedures

Details common adjustments for various settings.

144MHz PLL System Adjustments

Provides adjustment steps for the 144MHz PLL system.

430MHz PLL System Adjustments

Details adjustment procedures for the 430MHz PLL system.

Terminal Functions Guide

Switch Unit Terminal Functions

Lists terminal functions for the switch unit (X41-3050-00).

144MHz RF Unit Terminal Functions

Details terminal functions for the 144MHz RF unit (X44-3070-XX).

IF Unit Terminal Functions

Describes terminal functions for the IF unit (X48-3050-XX).

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