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1 Pair E405 Amplifier Board Reference AP Circuit 300W A1943/C5200

Product Description


1 Pair E405 Amplifier Board Reference Accuphase Circuit 300W A1943/C5200


Parameters as below: 

Power supply: DC+- (35V-55V) recommended +-45V

Power: 300 watts (total harmonic distortion THD+N<0.1%), DC+-45V, 4 ohm

Class A  90W, 4 ohm load test

Speaker impedance: 4-8 europe.

PCB size: 59*236MM.

 
 
Features: 

*Using original Toshiba A1943/C5200 and 2SA1930/2SC5171.

*The level of coupling capacitor using WIMA top capacitor 1UF, electrolytic capacitor signal main circuit using imported famous brand, to ensure the power of a steady stream of power support.

*Resistance selection of five rings metal resistance, the main loop with precision of 1% rings of metal film resistance, to ensure that the good R/N rate.

*PCB using 1.6mm thick double-sided plate, 2 a copper thickness, tin spraying process, to ensure that the size of the current through the performance of the good. First class PCB quality.

*The  board is to use the current advanced BTL C1237 speaker protection circuit, to effectively eliminate the impact of open, shut down the sound and DC output protection function, so that your horn more security.

*The layout of the whole circuit board is quite strict and reasonable, the whole PCB take the line using one point grounding method

*Accuphase E405 is an upgraded version of E305, E305 belong to the same field effect transistor FET dual differential input diamond diamond structure, with extremely low cross distortion.  the pure line reference Accuphase E405, with DC servo circuit (by very low noise OP07 play), OMRON relay +C1237.  E405 voice features: natural sound slender, broad, large dynamic effect is very good.

 
Package:
2pcs/set, safety bulk pack 
 
 
Warranty:
90 days after receipt of order
 
weight about: 0.669 

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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