Mr211's Blog: 2016

2016年12月25日星期日

彈休 Diy earphone tube amplifier

彈休有三天 Diy earphone tube amplifier

Modify case.

Put on all trasformer

Put in tube amplifier pcb

Finish wire connection

Top View

6x4 6c45pi w SE OPT

2016年11月17日星期四

xmos ADC

Xmos ADC top view

Xmos ADC bottom view

Connect micro phone

L/R micro phone install

2016年10月12日星期三

Mr211 playback 董麗梅花夢

Mr211 Dac tube pre-amplifier
Mr211 Vt4c 211 mono mono
Mr211 3-ways horn speaker
Record by Sony Z5P

2016年10月8日星期六

Friend's tube amplifier modify

Friend's tube amplifier modify
D3a /6C33

Mr211 playback Beyond - 冷雨夜 mp3
Mr211 DAC tube per-amplifier
Mr211 modify D3a 6C33 amplifier
Mr211 3-ways horn speaker
Record by Sony Z5P

2016年10月4日星期二

Handmake DAC w Tube pre-amplifier PCBA under debug and test.

Hand make DAC PCBA test spdif receiver , decoder , Op amplifiers

Modify playback low frequency profile.
Record by HTC Sensation XL SV 01

2016年9月21日星期三

Friend's decoder(DAC) tube pre-Amplifier join to Audio gear play system

Friend's decoder tube pre-Amplifier join to Audio gear play system
System list...
Mr211 DAC tube pre-amplifier
CS8416 Spdif receiver x2 , coaxial x1
Codec wolfson WM8742
Tube 6922 EH gold

Mr211 Tube Amplifier
EH 12ax7 gold
6AQ5 SE

Mr211 Plasma tweeter
EH6c5Pi gold
6JM6
crossover 5Khz

Speaker vintage JBL4312

playback Autumn leaves

Playback Keith don't go

Playback 白安是什麼讓我遇見這樣的你

Mr211 handmake DAC tube pre-amplifier with L/R separate knob for Sony PS-LX300 Turntable

Sony PS-LX300 Turntable w USB & Analog RCA out.

LP rip content through Sony PS-LX300 to files of 24bits/192K WAV format.

Usage DAC tube pre-amplifier to be a platform to gauge different
between LP Rip or LP direct playback and CD playback.

playback 花樣原聲 LP

playback 天空矜持

2016年9月14日星期三

Friend's DAC tube pre-amplifier

Friend's DAC tube pre-amplifier
with L/R separate knob

Playback system as below
Mr211 handmake Friend's DAC tube pre-amplifier with L/R separate knob
Mr211 VT4C 211 mono mono Amplifier
Mr211 3 ways horn speaker
Tweeter E200/Mid 290E/Woofer 15''
Record by HTC Sensation XL SV 01

2016年8月21日星期日

Mr211 playback IU-星期五見面 on Desktop speakers

Desktop speakers w mid horn driver

Clone Proac tablette 2-ways speaker swap tweeter to mid horn driver.

Friend's Usher 2-ways speaker swap tweeter to mid horn driver too.

2016年5月16日星期一

Office DAC DIY -2 for earphone amplifier

DAC Tube pre-amplifier PCBA assembly

Office DAC tube pre-amplifier for earphone amplifier.

DAC w Tube pre-amplifier PCBA under debug and test.

2016年4月21日星期四

Mr211 playback IU-星期五見面

Original music source...

Take original video source and transfer video to mp3 file only.
Replay mp3 music in my system ....as bemlow

Playback system as below
Mr211 Dac tube pre-Amplifier (spdif-in)
Mr211 Pl519/6JM6 Amplifier
Mr211 3 ways horn speaker
Tweeter E200/Mid 290E/Woofer 15''
Record by HTC Sensation XL SV 01