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 UHC-mos DC15-60V 1Pairs

1969M FET Pre-bile Amplifier Board 1969 IRF250 Tube amplifier Board Bile Dual Channel

Regular price $22.99 Sale price $38.99 Unit price per
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Product Description :

Note:Updates C_3 indicated by 100 mF,Now change to use 4.7 mF,it is better updates.Stabilize and reduce startup shocks.
 1969M FET Pre-bile Amplifier Board 1969 IRF250 Tube amplifier Board Bile Dual Channel UHC-mos DC15-60V 1Pairs
Package:1 Pairs kits
 
 
Debugging order:
 
Adjust the current → adjust the midpoint → once again adjust the current
 
Power supply: 30-60V DC
 
Power output:1W-30W
 
Channel:Dual Channel
 
 
Large tube IRF250 version,   Current 10-200MA adjustable, You can adjust
  Current 10-60MA (0.01-0.05A) , 30MA (0.03A) sound is very good, the current need to increase the heat sink, do not pay attention! (Since the FET is a voltage-driven device, good results can be achieved without a large current. The 30MA is so nice that it is very cool. The high current is hot and the sound quality is the same.)
 
This PCB is compatible with the size of the tube process of gold resistance smaller tube can change their own
 
HOOD1969 is undoubtedly one of the most popular amplifier circuits in history. Designed by famous British audio house J.Hood in 1969, HOOD1969 has innumerable imitators worldwide over the past decades. Some people use it to compare with 300B amps, The sound is toxic, I believe most of the fans of its name has long been known. The following is the real HOOD 1969 original machine to enlarge
 
 
 
800-8001000-1000LOGO1000-1000LOGO-_DSC2756_meitu_12---1221765234

Package: Yes
Model Number: HOOD 1969 Amplifier Kits DIY
Channels: 2 (2.0)
Brand Name: GHXAMP
Maximum Power Per Channel: NO POWER

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