MINAVA AUDIO
Since 2006, it focuses on the R&D and production of fever audio equipment
Heavy new se-2a3-bt Bluetooth stereo single ended electronic tube power amplifier!! Direct heated 2A3 single ended stereo combiner + pure rear stage power amplifier, pure class a electronic tube power amplifier
Product specification parameters
*Input impedance: 100k ohms (RCA)
*Output impedance: 4 ohms and 8 ohms
*Output power: 5W (pure class A, 8 ohm load)
*Frequency response: 20Hz~20kHz (-1db)
*Total harmonic distortion:<1% (20Hz-20KHz)
*Total gain: 32dB
*Input sensitivity: 300mV ～ 600mV
*Signal to noise ratio:>85db (noise
*Working voltage: AC230V or AC115V (switchable)
*Boundary dimension: 335mm × 265mm × 210mm (L x W x H)
*Product weight: 18.0kg
SE-2A3-BT Bluetooth version
Two sets of RCA inputs
A group of RCA inputs are connected to CD player and other sound sources; The other RCA direct input is connected to an independent front stage amplifier, and the se-2a3-bt power amplifier is used as a pure rear stage
A group of Bluetooth inputs adopts Qualcomm qcc5125+dac decoding output, stereo Bluetooth 5.1 scheme, CPU 32MHz,32Bit。
SE-2A3 (version without Bluetooth function)
The se-2a3 (Bluetooth free version) launched synchronously is also equipped with two sets of RCA inputs:
A group of CDINPUT is directly connected to CD and other audio sources;
The other group of DirectInput can be connected to an independent front stage amplifier, and se-2a3 can be used as a pure rear stage power amplifier.
Single ended class a circuit design
*There are 2 pcs pre stage 6n8p electronic tubes, 2pcs 2a3 power electronic tubes noble voice, and 1pcs rectifier electronic tubes SOVTEK SAR4 in Russia.
*Power transformer e1105 (imported silicon steel), output transformer e186 (Z11), filter inductance EI48. RUBYCON capacitor (large filter electrolytic capacitor), WIMA red large capacitor for audio circuit. *Alps volume potentiometer.
High quality all metal body
*Full mirror stainless steel body, front and rear space gray aluminum alloy panel 10mm thick; *Gold Plated RCA lotus socket and horn socket.
