Showing posts with label AM Audio. Show all posts
Showing posts with label AM Audio. Show all posts

Monday, 5 November 2018

EL34 Push Pull Amplifier triode connection prototype DIY



EL34 amplifier prototype


Description: 
StereoTube power amplifier.
Tube complement: eight 12AX7, four EL34.
Configuration: EL34 connected in Push Pull triode configuration
Output power: 15W
Frequency response: 10Hz–30kHz, ±0.2dB
Input sensitivity: 1000mV for rated power. 
Rated load impedance: 8 ohms. 

Damping factor: 11 at 1000Hz 











Thursday, 15 December 2016

Sony Cassette Deck ES 3Heads Closed Loop Dual Capstan


Cassette Deck and analog sound passion!!!
A little dream has been realized:  my Sony TC-K777es and his little sister Sony TC-K666es !


Sony TC K777es Sony TC K666es

Sony TC K777es Sony TC K666es



Tuesday, 11 October 2016

Behringer A500 Amplifier mod Sony TA F80 PLPS Power Supply and TA F902 similar circuit


I'm working on cheap Berhinger A500 case , putting inside a Sony TA-F80 PLPS supply and  Sony TA N902 Esprit Non NFB Power Amplifer clone board ...



Thursday, 29 September 2016


My new GY50 50W  Hybrid Power amplifier DIY Board 
IRFP240
2SC3281 - MJL3281
2SA1302- MJL1302

Audiograde output capacitor

"ready to run" GY50 Boards

Saturday, 13 April 2013

Top Hi Fi System Opera Callas Diva NAD M3 Marantz SA11 AM Audio PA25 Reference


Loudspeakers Opera Callas Diva:

Huge Input Connectors!



6" Scan Speak Woofers 1" Scan Speak Tweeter

Power Amplifier NAD M3:

Very Big Amplifier, NAD M3, Very Powerfull from NAD

Super Audio CD Marantz SA11:

Top SACD Player from Marantz





AM Audio PA25 Reference, Italian Pure A Class 25W Amplifier

  AM AUDIO  PA25 Reference  Pictures

AM AUDIO PA25 REFERENCE



Pre Stage components



Only One Power Channel...