Oldchen EL34 Tube Amplifier Single-Ended Class A Handmade Amplifier Bluetooth

NOTE:
1.The latest version of EL34 has replaced Oldchen customized capacitors with more stable performance! and the black AMP moves the Bluetooth antenna from the side to the back,more practical and beautiful!
2.All tubes are original and new,it has been tested and matched well before leaving the factory.
 Features:
1.The working voltage of the tube amplifier is more than 300 volts,which is ten times or twenty times that of ordinary transistor power amplifiers.It performs very well on the details of music,plus a wealth of even harmonics.It is rectified and filtered by CLC inductance according to the traditional circuit.The fixed elements of the shed are carefully wired and welded,so it gives people a soft and mellow sound without losing their beauty.An old song makes people never tire of listening.
The Bass is surging and powerful,the mid-frequency vocals are mellow and soft,and the Treble is crisp and clear,makes people listen mesmerized,even if they are used to listen to popular dance music,they can be shocking.The strength of the bounce and the clear analysis The degree makes people never tire of listening.
 2.The noise of this machine is mostly between 0.5 millivolt and 1 millivolt.The volume potentiometer is turned off.Only when the ear is attached to the speaker can you hear the weak hum.The noise after the volume is turned on is related to the signal line and CD used The quality of the product has a lot to do,not the noise of the machine, please pay attention to this point.
The sound source of this tube amplifier is a CD or a decoder,the speakers can be pushed well with bookshelves or floor boxes with a sensitivity of 88dB or higher at about 100W.It is enough for families to appreciate vocal and string music.If you like symphonic music with low frequency and great dynamics,or if the speaker power is larger and the sensitivity is lower,you can choose our more powerful Laochen KT88 tube amplifier.
 Parameters:
Rectify Tube: 1 * PSVANE 5U4G
Power Tubes: 2 * PSVANE EL34
Preamp Tubes: 2 * PSVANE 6SN7GT
Bluetooth: 5.0,Qualcomm QCC3007,support Aptx
Frequency: 20Hz-25KHz
Total Power: 105W
Output Power: 10W
Total Harmonic Distortion: 1%(1kHz)
Input Sensitivity: 500mV-2000mV
Input Impedance: 100kΩ
Output Impedance: 4-8Ω
SNR: 88dB
Suit Speakers: mono about 100W,sensitivity above 88dB
Size: 370*210*230mm
Power: 110V/220V/240V
Weight: about 11Kg
 Package:
1 * Oldchen EL34 Tube Amplifier with Tubes
1 * AC Power Cable
1 * Bluetooth Antenna(optional)
1 * Certificate
1 * User Manual