OldChen K1 KT88 Single-Ended Tube Amplifier HIFI EXQUIS LaoChen Bluetooth 5.0 Lamp Audio Amp OCK1 | Home Theater Amplifiers

OldChen K1 KT88 Single-Ended Tube Amplifier HIFI EXQUIS LaoChen Bluetooth 5.0 Lamp Audio Amp OCK1 | Home Theater Amplifiers

ST vers Without BT option : the amplifier come without Vu meters on front panel , nor Bluetooth module:

ST vers With BT option : the amplifier comes without Vu meters on front panel , but with Bluetooth 5.0 module:

VU-M vers without BT option : the amplifier is come with Vu meter on front panel , but without Bluetooth module:

VU-M vers with BT option : the amplifier is come with Vu meter on front panel , and also with Bluetooth module

Rectifier:  5U4g ( Equivalent 5Z3p, 5u3c, gz34 )

Preamp tubes: 2 x 6H8C ( equivalent 6N8P,6SN7)

Power Tube: 2 x PSVANE KT88

Power transformer :  105*60 0.35mm steel with OFC wires

Output transformer:   86*40 0.35mm Japanese Z11 steel with OFC wires

Output power: 15Wx2

Frequency response: 20Hz-25KHz

Output Impedance: 4 ohm, 8ohm

Total Harmonic Distortion: ≤ 1% (1kHz)

Input Impedance: 100Kohm

Input Sensitivity: 500mV--2000mV

SNR: 88dB

Supply transformer Power: 150W

Size (W × D × H): 370mm × 240mm × 180mm

Net weight: 17 kg

Thick double packaged 19 kg

Input voltage:110v-120v or 220-240v  50/60hz, (we send the right voltage version for you)

This amplifier comes with "Oldchen" or sometime print "LaoChen" on front panel,

Using SPRAGUE or TRW or CE or MALLORY special HIFI audio capacitors, also special customize coupling capacitors

Powoer output transformer is handmade by Laochen manufacture with 20 years experience

Gold plate connection for all connections

Swither input source, for Bluetooth option , please put to "DAC"

Containing silver soldering

Handmade UK style Point to Point desgin, easy to replace the components

CLC filter inductor

Oldchen(AIQIN) is well-known brand in china, this KT88-k1 tube amplifier is new update version by one year research approved by everyone, it's a top selling tube amplifier in china,  its EL34 series is already sold more 20 milles copies.

For Bluetoothoption you need turn the source input switch to "DAC", and then connect Bluetooth with your device,  it will automatically connected, please pay attention.

HIFI-EXQUIS made a special English version user manual for this device, please ask us the download link once after you made an order.

The tube cover is not include, if you need the tube cover please click next photo to purcahse it:

Praises from customers: