Cheap headphone amplifier, Buy Quality lehmann headphone amplifier directly from China amplifier headphone Suppliers: Headphone amplifier Refer to Lehmann amp circuit amplifier OPA2134PA HD650 Talema TransformerAvailability:In stock Add to cart Add to Wishlist
USD 15.00-30.00 /meter USD 13.50-23.50 /meter USD 13.89-23.89 /meter USD 14.89-24.89 /meter
this is Finished Product , It can customize the input voltageï¼ˆ110V or 220Vï¼‰
About Lehmann architecture circuit
This product is a reference from the Lehmann circuit amp, amp circuit of a fancier high visibility, and Graham Slee Solo amp is around 5000 yuan price of well-known models (brand). Lehmann amp was known as the Sennheiser HD650 best partner in the game player, in Europe and the United States exhibition and professional audio studio is also said to have had a good reputation, and is also a lot of fancier as the Rolls-Royce amp, amp with headset signal output two 6.35 mm diameter interface, with Lehmann in 300 ohm when using the headset the output power is 200mW, the output power can reach 400mW with 60 ohm impedance of the headset is used, and the frequency range between 10Hz-35kHz and bipolar ratio can reach more than 95dB, the outstanding performance of the sound quality have been the consistent high praise
Transformers: new British origin Talema fever ring cattle, if more delicate natural.
Main filter electrolysis: new PHILPS original (RS sourcing) 40V 4700uF. The purchase price reduction of up to 45 yuan, other businesses in general will be replaced by electrolysis or other brand PHILPS compaq.
Input coupling capacitor: new SIEMENS non pole audio capacitor, very low loss (MKP non MKT comparable)
Other small capacity capacitors: new WIMA electrodeless capacitor, sourced from regular agents
Transistor: RS source new original BD139 BD140; BC 550 BC560, and paired with tester.
Resistance: new British WEL no sense resistance, than other stores ordinary DALE VIS resistance more transparent
Other: original ALPS RK27 potentiome
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|Package Weight||2.0kg (4.41lb.)|
|Package Size||15cm x 15cm x 15cm (5.91in x 5.91in x 5.91in)|