Alinco DX-70 Service Manual

DX-70
Service Manual
CONTENTS
• S P E C I F I C A T I O N S .................................................................................................................. 1
• C IR C U I T D E S C R I P T I O N ................................................................................................. 2
• S E M I C O N D U C T O R D A T A ........................................................................................... 1 2
• E X P L O D E D V I E W ................................................................................................................ 2 1
• P A R T S L IS T .................................................................................................................................. 2 8
• A D J U S T M E N T ............................................................................................................................. 4 2
• P C B O A R D V I E W .................................................................................................................... 4 9
• B L O C K D I A G R A M ....................................................... . ....................................................... 5 8
• C I R C U I T D I A G R A M ............................................................................................................... 5 9
• E D X - 1 ...................................................................................................................................................... 6 5
A L I N C O , I N C

Alinco DX-70 Specifications

General

Modes	SSB, CW, AM, FM
Impedance	50 ohms
Supply Voltage	13.8 V DC ±15%
Power Output	100 W (SSB, CW), 40 W (AM)
Current Drain	20 A
Selectivity	SSB: 2.4 kHz (-6 dB), 4.5 kHz (-60 dB)