Tube preamplifier Finished board Base on Famous circuit KNO ksl-m7 W/O tubes

Product Description

Tube preamplifier Finished board Base on Famous circuit Kondo ksl-m7 W/O tubes
 
 
 
This product is a finished product board that has been welded and tested. Does not include tubes, transformer.
 
 
 
Parameters:
 
Pcb Size: 225x250MM
 
Power board width: 75MM
 
Circuit input Power requirements: AC6.3V2A 12.6V3A 230-0-230V50MA, 
 
 
Features:
 
* Circuit diagram from kondo ksl-m77
 
* Configuration resistance for koa sound high precision, Japanese research, Philips and other antique resistors
 
* Koa sound for kondo (audionote) M7 original machine use resistance
 
* Configure the motor potentiometer, you can add additional remote potentiometer board
 
* Use tube: 6x4 / ez90 * 1,12ay7 / 6072wa * 4, 12ay7 Emergency replacement model 12at7 12ax7 5751. Without tube, transformer.
 
 
Quantity:
1pc
 
 
Warranty:
90 days after receipt of order 
 
Below is the DIY Kit to select (our eBay ID# 253065337907) :
https://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=253065337907
 

1. Shipping time as following for yr reference:

To USA:10-15 working days

To UK,European countries:15-25 working days

To South American:35-40 working days

 You should pay the customs duties. Local customs duties are at buyer's account

2. From Nov--Jan, it is a busy season for Christmas day, a lot of parcel will be delayed,pls extend your patience more than 7-10 days than usual.

 
 
 

 
 
 


1.We accept payment through Paypal only.

 
2.You should pay the customs duties.
 
3.If you don’t receive the order beyond 30 working days after your payment, please contact us, we will resend or refund.
 
4.Tracking No is available,all parcels will send out by a post way to you.if you want fast shipping,pls contact with us first for extra fast shipping cost.

 

 
 

 warranty: 90 days

item damaged when you get it,or lost during transhipment,pls email to us first,we provide full refund or sending a replacement.
 
Once you Feel dissatisfied with the itmes received,please first and us use E - mail contact and communication,Do not give a Neutral or Negative feedback without any negotiation
We provide aftermark diaphragm ,driver and voice coil and many others .

We provide almost all Orignial Pionner spare part ,please contact us if you can not find the listing in my ebay store .

working time: Mon--Fri,9.00am--18.00pm(Beijing time)


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On Jan-04-22 at 04:54:33 PST, seller added the following information:

DataCaciques