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ON0302+ON0281 HiFi 150W Power Amplifier finished board*2+power board*1
Product Description
ON0302+ON0281 HiFi 150W Power Amplifier finished board*2+power board*1
Includes power amplifier board*1 pair + power board*1pc
Parameter:
Total weight: within 1KG
Single PCB size: 143 X 45MM (with large tube is 190MM)
Output power: 150W
Power amplifier board main board input voltage: DC +40V -0- -40V (positive and negative voltage can be selected within the range of 30-48V)
It is recommended to use a transformer with more than 300W and dual 22-33V AC.
The protection circuit on the power board also needs a set of AC12-15V power supply.
Accessories: equipped with installed copper letter and screw + power amplifier tube insulation sheet
Features:
*From mature differential circuits
*Each channel is output with two pairs of power tubes (US ON0302 0281 pairs)
*The default is class AB output, with quiescent current adjustment, can be adjusted to Class A amplification (adjust to Class A amplification, please pay attention to increase the heat sink)
* Switching machine protection circuit and midpoint voltage protection are integrated on the power board
* It can be installed as a stereo power amplifier with a small chassis with heat dissipation. The power amplifier board is one channel and requires two pieces.
P.S.:
* Before the power amplifier is powered on, the heat sink should be added, and the heat between the large tube and the heat sink should be insulated.
Quantity:1set Warranty:90 days after receipt of order
Total weight: within 1KG Single PCB size: 143 X 45MM (with large tube is 190MM) Output power: 150W Power amplifier board main board input voltage: DC +40V -0- -40V *From mature differential circuits *Each channel is output with two pairs of power tubes (US ON0302 0281 pairs)
On 12-Mar-19 at 08:42:12 GMT, seller added the following information:
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Category: Musical Instruments:Pro Audio Equipment:Parts and Accessories
Location: 深圳