Phono RIAA amplifiers

QSXM2 - BOM questions, etc.

Started by tk-don

Replies: 8
Views: 11,587

March 02, 2014, 08:40:54 AM
by peranders

QSX03 A new RIAA amp with passive RIAA correction

Started by peranders

Pages1 2

Replies: 23
Views: 39,131

March 04, 2023, 09:05:31 AM
by goldkenn

Obsolete MAX420

Started by wopo

Replies: 2
Views: 6,895

October 18, 2009, 03:12:56 PM
by goldkenn

newbie in QSXM2 , just received PCB

Started by Edmund Chan

Pages1 2

Replies: 15
Views: 16,791

June 22, 2010, 02:29:02 PM
by Edmund Chan

input bias servo with OP177FPZ

Started by fantast

Pages1 2

Replies: 16
Views: 18,257

December 31, 2011, 07:21:52 PM
by peranders

I am confusing recently about transistor matching

Started by goldkenn

Replies: 1
Views: 8,383

March 11, 2011, 10:51:57 AM
by peranders

Humming QSXM3

Started by VesaK

Replies: 2
Views: 8,180

December 20, 2014, 06:19:16 PM
by VesaK

How To Change Gain For QSXM2 and QSXM3

Started by goldkenn

Replies: 6
Views: 10,971

March 07, 2011, 06:22:26 AM
by peranders

EMI filter MuRATA 10nF/100V Max 6A

Started by gipione

Replies: 3
Views: 9,037

March 16, 2013, 07:42:14 AM
by peranders

DYNAVECTOR 20XL Cartidge on QSXM2 RIAA amplifier

Started by AAmer75

Replies: 1
Views: 9,433

September 14, 2011, 06:22:52 PM
by peranders

Critical transistors in QSXM2

Started by fantast

Replies: 5
Views: 9,999

January 08, 2012, 08:52:25 PM
by fantast

Correct load for MM

Started by zz1969

Replies: 2
Views: 8,442

March 22, 2013, 12:48:21 PM
by zz1969

Cool QSXM3

Started by VesaK

Replies: 3
Views: 9,394

March 16, 2015, 04:26:43 PM
by peranders