There are three types, pay attention to the choice:
A types : Without power tube and heat sink
B types : With power tube , Without heat sink
C types : With power tube and heat sink
![1](https://ae01.alicdn.com/kf/HTB1TKURXiYrK1Rjy0Fdq6ACvVXay.jpg)
The promotion level uses Toshiba’s audio dedicated tube to serve
The power output stage uses 6 Toshiba audio dedicated tube TTC5200 per channel, and TTA1943 is connected in parallel.
Use voltage: DC dual 30-70V, in pursuit of large dynamics and power, it is recommended to use DC dual 60V. The power should be above 250W.
Technical Parameters:
Output power: 350W*2
Frequency response: +0dB/-0.8dB (20Hz~20KHz)
Total harmonic distortion: <0.1% 8Ω 20Hz~20KHz
Signal to noise ratio: (20Hz--20KHz): A weighting, full power output >98dB
Instant Bear Response: 25V/μS
Damping coefficient 8Ω: 10Hz-400Hz: >200
Crosstalk between channels: 1kHz: -76 dB / 20kHz: -58dB
Input impedance: 20KΩ (Balanced)/10KΩ (Unbalanced)
Input sensitivity: 1.25V/4Ω rated power
size:
Push plate 114MM long X78MM wide. Power board 185MM long X78MM wide