Author: Bram

Marantz CD 73

CD 73 , Has trouble playing CD’s and some Leds are not working Tray want open Flex cable locked by shield servo board Missing screws             Hum in HF...

CD 101 Repair and Refurbish

  Laser on/off direct to switch CD101 don’t use interconnection Laser on/off via Frontpcb     Cleaning Solderside Decoder board Remove circuitboards New IC-Sockets Caps   CDM-0 Board New Buttons Resoldering lots of dry...

CD 100 Repair

This CD100/30  : 1984 week 9 is something else..?! , it’s not working and when the disc is spinning it creaties mechnical noise. The noise is caused by a Brake used in early CD...

Elektuur “The Audio DAC” PCM 63 – 1992

My diy build 1992 😉 Replaced YM3623 en DF1700 with WM8804 and DF1704(6) , the DAC can now work with 24 bits spdif 😉 Linearity 16 bits vs 24 Bits spdif input    ...

TDA1543 x 8 : LiTe DAC AH

MFB Forum Member send this DAC , how will it measure 8 x TDA1543 , it’s been modified   1uF 500v capicitors in output     Oeps check THD+Noise : 1 KHz 0 dBFs...

CD 204 Servo Oscillation Problems

If i could take a look at a refurbished CD 204 , the servo’s are screaming The Service report that came with the player “Repair/overhaul Philips 204 Description of repairs carried out 1. Diagnosis:...