Lomakin & Parshin (Radio 1987)

September 2020
StatusCompleted
Circuit familyLMK / complementary BJT
Photographs40 full-size gallery images
Downloads5 local design and reference files

Project Notes

The Radio-magazine Lomakin-Parshin circuit became a working two-channel amplifier and the starting point for a long series of LMK variants. Original article material, PCB work, measurements and BJT/FET studies are included.

diyAudio discussion

Photo Gallery

20200906 141056
1. 20200906 141056 		20200906 141059
2. 20200906 141059 		20200906 141111
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radio 1987 09 bjt PCB
25. radio 1987 09 bjt PCB 		ru amp 20200906 170522
26. ru amp 20200906 170522 		rus1
27. rus1 		rus2
28. rus2
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29. 20200906 141107close 		20200906 141103
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39. DSCN0270 		DSCN0269
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Design Files and Documents

Documents and notes

FileSize
doc\vas_lmk.txt 3 KB
radio_1987_bjt\omar_cad\Documents\1987.pdf 36 KB
radio_1987_bjt\readme.txt 129 bytes
radio_magazine_article\english_version.txt 9 KB

LTspice simulations

FileSize
radio_1987_bjt\radio_1987_09_bjt_AS_BUILT.asc 10 KB
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