amp to match amphion

What amps might match the Amphion Helium2:

Operating principle 2-way, vented
Tweeter 1 " titanium
Woofer 5,25" nomex
Crossover point 1500 Hz
Impedance 8 ohm
Sensitivity dB/W/m 86 dB
Frequency response 50...20 000 Hz
Power recommendation 20...120 W
Dimensions h x d x w 310 x 265 x 155 mm
Weight kg 7 kg

I have about 1200-1300usd. I am mainly interested in tube.
I am a dealer for Amphion & have very good experience with this speaker ! I love this speaker with 2 different systems !
The YBA Pre 3 is what I'm using right now & I can sell you this set of Pre-amp & Amplifier for 2100.00 the retail was 4500.00.
If you're just looking for an amplifier, Call me. 626-966-6259