PAFT Audio
Analogue and Digital Electronics, Audio repair of studio equipment, design of new products, R&D
The automatic alignment process in Otari MTR-15 model
The NOS mode vs regular digital filter
Inside the Electro-Voice ETX-15P
Inside Pioneer DJM-900 Nexus
Measurement and performance of RME ADI-2 Pro FS R (BE)
How Audio transformers acts like sound processor
Recording pre-distortion compensation circuit in MCI JH16-24
Inside the SA-609 MK1
Zener diodes in old equipment
The auto-calibration of Otari MTR15 (including the phase compensation)
Inside the Alesis HD24XR A/D D/A converter
How the Soft Limiter (Compact Compressors) on EMT-257 works
The DSP monitor of the Panasonic 7722A Audio Analyzer
New tape projects in the PAFT-Audio laboratory
DAC Project - How digits transforms to sound
Quartz Speed Controller for Revox A/B77 and PR99
Inside the Studer A807
Test of W&F of different tape machines
Nakiamichi Dragon - custom PhCC (Phase Compensation Circuit)
Pioneer PL400 - The bush
SW vs HW (W&F and frequency meters)
Tape drive & mecha of the Aiwa S9000
TCD3014 mecha into parts
Investigation of high frequency EMI noise (35-38kHz)
The mechanism of the Sony RX80ES
Hitachi D5500M - The DD motor control
Inside the Pioneer's Reference mechanism
Demonstration of NAAC system in real time
Tape drive of the Nak Sankyo mecha
Sticky-shed syndrome in cassettes