Imitation MBL6010 main preamplifier, board is stereo two channel
The sale of the paste PCB empty board and welded finished board can be selected, please look at the picture carefully when buying the choice, do not buy the wrong!
Adjustment tube for the country half of the dismantled LM317/LM337, because of the new environmentally friendly package, the quality has decreased, the dismantled heat sink is thicker, the output current capacity is stronger, care about this cautious purchase.
Finished board we use genuine ALPS27 potentiometer, not the fake so-called resistance step type.
Finished size about: length 106mm, width 96mm.
This board power supply AC15V-22Vx2 (recommended AC15Vx2)
In order to facilitate your installation and debugging, with the board is equipped with circuit diagrams and component list.
Purchase PCB friends, the whole machine after welding only need to adjust the positive and negative supply voltage and output zero can be.
PCB Component List.
Resistors: 100Ωx6, 1Kx2, 3K3x2, 10Kx2, 100Kx6.
Adjustable Resistors: 5Kx2, 20Kx2
Capacitors: 22Px2, 100Px2, 0.1uFx8, 10uFx2, 100uFx2, 3300uFx2
MUR820 fast diodex4
NE5534x2 (can also fit LT1028 or AD797)
LM317x1, LM337x1
50KA duplex potentiometer x1
5.08mm pitch 3P terminal block x3
2m double-sided gold-plated PCBx1
Package:
1pc MBL6010 Line Preamplifier OP Single Op Amp NE5534 Preamplifier Boards