https://www.hifi-amplifiers.com/en/yaqin-ms845-mono-block-power-amplifier-preamp-preamplifier-p-733....I happened to come across this listing by chance!
This appears to be an excellent value.
Two mono SET 845 25W amplifiers and Pre amplifier at 2551$.
It also can be wired for 120V power.
But I had never heard of company called "Yaqin "before.
What is your opinion on this combo?
The specs are as follows.
Output Power: 25W + 25W (8Ω)
Distortion: ≤ 2.5% (1kHz)
Frequency response: 10Hz - 40kHz (-2dB)
SNR: ≥ 86dB (A)
Input Sensitivity: ≤ 0.2V
Load Impedance: 4Ω - 8Ω
Tubes: preamp: 12AX7 × 2 12AU7 × 1
power amp : 12AU7 × 2 845 × 1
Power Voltage: AC110V/220V 60Hz/50Hz
Volume: preamp: 275mm x 195mm x 390mm (D x W x H)
power amp: 315mm x 395mm x 435mm (D x W x H)
Gross weight: preamp: 12kg
Powe amp: 28kg x2 (a pair) = 56 kg