If anyone is in the need for a inexpensive Hybrid Tube amp that is a great headphone amp as well as being able to push speakers seriously consider one of these
H-03A Little Singers HERE.
Specifications: Maximum output:15W×2
Input Impedance: 100Kohm
Output Impedance:4ohm-16ohm
Signal to Noise Ratio: 90dB
Input Sensitivity: 500--2000mV
Total Hamonic Distortion: less than 1%(1KHz)
Frequeney responses: 20Hz--25KHz
Tubes: comes with 2 x 6F1p / but compatible with the more popular 6BL8, 6C16, ECF82, *6Φ1П
Supply Votage: all voltages are available 60Hz/50Hz
Size 9.4inches X 7.3inches X 5.7inches
Net Weight:3kg / 6.6 lbs
I am going to pick up some other tubes for mine, there are plenty of 6BL8 tubes on ebay.
Ken