Push-pull power amplifier
Component tube	rectifier	MJ issue:
WE310/WE336A/WE-VT52	WE274A	Jun. 1979
EL34/801A	5R4GY	May 1980
801A/801A	WE422A	Nov. 1986
56/47pp/46	80	Mar. 1987
845	5R4	Aug. 1987
50pp/50/DA30	5R4	Jan. 1988
845/845	5R4	Oct. 1989
801A/211/211	5R4	Dec. 1989
845/6C33C-B	5R4	Mar. 1994
845 / 845	5R4	Oct. 1998
VV300B / 845	5R4	Feb. 1999
NEWSTC-4212	5R4	Feb. 2004
NEWEIMAC 304TL	5R4	Sep. 2004

SE power amplifier
Component tube	rectifier	MJ issue:
WE293A/RCA50	5R4GY	Oct. 1978
DA30pp/WE300B/50	83	Mar. 1987
RCA50/RCA50	83	Oct. 1987
PX4/PX4	83	Oct. 1987
5691/EL34	274or83	Oct. 1988
300B/300B/300B	274A	Book89
WE205F/WE300B	WE274A	Book89
4P55	GZ37	Aug. 1992
845/845	83	July 1993
WE300B/WE300B/VV30B	83	Sep. 1995
845/300B	5R4	Mar. 2000
SV-572-10 / 845	5R4	Feb. 1999

Parallel SE power amplifier
Component tube	rectifier	MJ issue:
801A/RCA50	83	Jan. 1980
WE-VT52/45	WE274B	Feb. 1984
46/801A	83	Apr. 1984
211	5R4	Jan.2000

Phono preamplifier
Combination phono preamp-power amplifier
Two channel amplifier

Introduction
Index of Sakuma's works