title. Kenwood KA-7100 Integrated Amplifier. 1977.
date of work. 2020
work. Cleaned. Replaced all capacitors (including 4x filter capacitors) and problematic/mismatched transistors. Disassembled and cleaned speaker protect relay contacts. New thermal grease on output transistors. Set AMP channel bias. Balanced DC offset. Cleaned all controls.
 20200306_135650 |  20200306_152212 |
---|
 20200306_152201 |  20200301_135844 |
---|
 20200305_171028 |  20200305_173841 |
---|
 20200306_152151 |  20200301_135839 |
---|
 20200301_135834 |  20200309_091948 |
---|
 20200301_135830 |  20200301_113213 |
---|
 20200301_113447 |  20200308_133710 |
---|
 20200308_133635 |  20200308_133649 |
---|
 20200301_113208 |  20200301_100741 |
---|
 20200301_092203 |  20200301_092046 |
---|
 20200301_091812 |  20200301_090322 |
---|
 20200301_090107 |  20200221_143042 |
---|
 20200221_143053 |  20200305_172012 |
---|
 20200305_173841 |  20200221_143047 |
---|
 20200221_143036 |  20200221_143030 |
---|
 20200221_143025 |  20200301_090044 |
---|
 20200301_090052 |  20200301_090101 |
---|
 20200221_142829 |  20200221_142823 |
---|