icon Audio BA2 Скачать руководство пользователя страница 5

Page 5 

Final Inspection

 

 

This amplifier has been carefully checked, tested and final adjustments made by Icon Audio in 
Leicester.  
 
It has passed our rigorous listening test and final inspection to assure you of optimum 
performance and reliability. 

 

Date 

   …./…./…. 

 

Model 

   ………. 

 

Amp Serial Number  

 

………. 

 

Customer 

  …………………………… 

 
 

 

Check amplifier finish 

 

………. 

 

Run 6 hour test 

 

 

………. 

 

Check inputs/ouputs 

 

………. 

 

Sound 

Quality   ………. 

 

Channel 

Balance 

  ………. 

 

Valve 

Microphony 

  ………. 

 

Valve 

Seating   ………. 

 

Hum & noise level   

 

………. 

 

RF 

Test 

 

   ………. 

 

Serial No sticker and recorded 

………. 

 

Mains voltage  

 

      110 / 240V 

 

IEC Mains Fuse 

 

 

………A 

 

Sales 

invoice 

   ………. 

 

Credit card receipt   

 

.……… 

 

Chassis 

linearity 

  .……… 

 

Bias 

meter 

   N/A 

 

Transformer Protection 

 

N/A 

 

Upgrades:

  

 

Output 

valve 

   ………. 

 

Capacitors 

   ………. 

 

Interconnects   ………. 

 

 
 
Signed 

off 

by 

  ………………………. 

 

Notes: 
 
 
 
 
 
 
 
 
 
Please note we do not test the standard mains lead. 

 

Содержание BA2

Страница 1: ...ot seem to work well together This could be due to poor impedance matching poor loading or some other unidentified reason Our BA 2 buffer amplifier is designed to overcome all these problems and give a warmer more musical valve sound It is an excellent cure for listening fatigue the sounds great but I cant bear to listen for more than 30 minutes syndrome The Musical Box is a small all valve pre am...

Страница 2: ... do with your BA 2 please contact your dealer or us Our philosophy is to use traditional valve minimalist circuitry The beauty of valve amplifiers is that they are usually very simple therefore with the use of traditional point to point construction modern high performance low tolerance components it is possible to very high sonic performance This simplicity enables us to avoid the use of printed ...

Страница 3: ...ed Like all amplifiers there are potentially lethal voltages inside 300v DC which when switched off can take up to 15 mins to discharge Do not remove bottom panel unless you are a competent engineer There are no user serviceable parts inside Like other household electrical appliances do not leave unattended whilst switched on Connecting inputs outputs Many problems with hi fi equipment involve con...

Страница 4: ...ing happens 6SN7s are twin triode valves One of the two heaters may fail A valve could get noisy or microphonic The emission and therefore output and sound quality may fall The valve works intremittantly An air leak causes the silver getter material to turn white It is essential that only the correct valves are used as some similar looking valves have a different pin connection and insertion could...

Страница 5: ... Amp Serial Number Customer Check amplifier finish Run 6 hour test Check inputs ouputs Sound Quality Channel Balance Valve Microphony Valve Seating Hum noise level RF Test Serial No sticker and recorded Mains voltage 110 240V IEC Mains Fuse A Sales invoice Credit card receipt Chassis linearity Bias meter N A Transformer Protection N A Upgrades Output valve Capacitors Interconnects Signed off by No...

Отзывы: