Hall Motor- faulty
Measuring current R-3093 / r-3094 on working CDM-2 Faulty Hall-motor in CD 880, voltage measured on emitters 6082/6083 and 6094/6095, missing 1 motor-coil After replacing the broken LM324 , 2 motor coils working ...
Measuring current R-3093 / r-3094 on working CDM-2 Faulty Hall-motor in CD 880, voltage measured on emitters 6082/6083 and 6094/6095, missing 1 motor-coil After replacing the broken LM324 , 2 motor coils working ...
If i could take a look at this CD 100 , It has been repaired twice before to try to solve the problem , it was recapped and several IC where directly solder on...
This CD 100 has had a recap somewhere , and now or still has distortion in the left channel. The 1 µF has been replaced by a 33...
Different behaviour of Tracking CD 880 firmware versions Video of CD880-P203 firmware Video of CD880-P207 firmware Programmeren maar. Photo : Sergio Photo : Sergio
The Eringa modification , Own Label 5,6µF instead of 110 µF , oeps New OpAmp AD746 Quick Check , Old Joints in power supply Dust Blue – Orginal NE5532...
Eccentricity Test CD THE PURPOSE OF THIS TEST SAMPLE IS CHECK LOADING AND RAFOC UNIT CHECK DISCDRIVE MOTOR CHECK SERVO MOTOR Source : Internet
PHILIPS TEST DISC for CALIBRATION of CD and CD-WO Disc Signals. HF Modulation Push Pull Reflection Source : Internet
Source Ebay.com link “Second hand CD-player. Almost not used. This was a prototype cd-player from Philips Nat-lab Eindhoven. There is a special test disc from Philips + serial connector to feed a second laser...
Some testing with SONY Digital Filter CXD 1144 A and TDA1541A in Simultaneous mode With some glue logic i created a Pulse to Invert the MSB out off the CXD 1144, so the TDA1541(a) understand...
Got hold off 2 Sound Enhancer IS 5022 Professional Mk 2 ISP with F3D upgrade but without power supply. TDA1373 Sample Rate Converter and SM5841 Digital Filter Lowdrop lm2940c Quick...