IC amp, mini amp

                          

 
Odb FET amplifer designed by Mr.Himajin

 Primitive single amplifiers

 Virtual operational amplifier series

 The fossil of circuit is verified (under construction)

 IC amp series (under construction)

 Pre-posted amplifier which diminishes distortion (under construction)

 The fossil of circuit is verified (continuation) (under construction)

 LM380 revolution (under construction)

 IC amp series (LM1875T) (under construction)

 Philips TDA1552Q (under construction)

 I love TA7240 (under construction)

 Super snow white (under construction)

 LM386 revolution (under construction)

 IC amp series (LM3886)  (under construction)

 LM1875 hard version (under construction)

 STK4843 (under construction)

 Enigma amplifier  (under construction)

 Beatles revolution (under construction)


 New Virtual opeamp series (under construction)

 Virtual opeamp series (special version) (under construction)


 Mini amplifier (under construction)


 control amplifier

                          

 
Study of flat amplifier (under construction)

 Pre-posted amplifier series (under construction)

 Preamp gain 10 (under construction)

 Detail design of voltage amp (under construction)

 ODNF preamp (under construction)

 Sound of gold ,sound of silver (under construction)

 



 
Revival amplifier

                          

 
Trio KA7300D (under construction)

 Kenwood KA5010 (under construction)

 YAMAHA A-5 (under construction)

 Homage to HMA9500 II (under construction)

 Hard training (under construction)





  Manufacturer amp is bought after a long time (under construction)

 Manufacturer amp is bought after a long time (continuation) (under construction)

 Manufacturer amp is bought after a long time (Recontinuation) (under construction)

 Manufacturer amp is bought after a long time (ReRecontinuation) (under construction)

 Manufacturer amp is taken account after a long time (under construction)