1pc DIY Kit for HA-PRO2 professional monitor headphone amplifier low distortion AMP


Note: Kit only, you need to solder all the components on the board by yourself. For professional use only.

PLEASE NOTE THE BUYER: There is no wiring diagram, datasheet or instruction manual for this product. Please contact us by email if you need any help, we will try our best to help you, thank you!

 

Parameter :

Op-amp using Japan JRC 4580D audio-specific op-amp, a total of four dual op-amps.

Recommended for voltage input. Or on the switch, connect 275V104 capacitor in parallel. Reduce switching noise interference.

Can be used with online E3 chassis. Can also be used with our ear amplifier dedicated chassis.

Compatible with ALPS 27 potentiometer. Recommended potentiometer resistance value 10-30K ohms

PCB size: 107.5mm * 60mm (L * W)

Supply voltage requirement AC12- 0- AC12.

Output voltage range + -11V

Output current maximum + - 150MA

Minimum load impedance 8 ohms

Input Impedance 3K

Voltage Gain VOLTAGE GAIN=4.5 times

Input Sensitivity = 2.3V

Frequency response = 10HZ-21KHZ + - 0.01 DB

 

NOTE:

When installing, do not place the copper plates of 812 and 7912 against each other to avoid short circuit conditions.

 

Package:

1pc DIY kit for HA-PRO2 professional monitor headphone amplifier low distortion AMP


Payment Method: PayPal preferred

Shippment:
We provide free shipping to international via China Post Airmail. We can also ship by TNT/EMS/DHL/FedEx for alternative shipping method for corresponding fees. Please let us know before payment if you need split shipment.

Returns & Replacements & Repair:
We accept returns & replacements within 30 days from the day the customer receive the products, please make first contact within 30 days from receiving the order. Products should be returned in original condition. As a benefit to our customers, we also provide repair within 3 months from the day when this item is shipped out, after repair is done, we will send you the item, but the customer should pay both shipping ways.

Feedback:
Your Feedback is really important to us, please take a few seconds to leave great feedback if you are satisfied with our product or service, thank you so much!