The most simple, low-priced amplifier for the serious audio amateur. is this D-122 module. That module is a prionted circuit board (PCB) where already a number of SMD parts are mounted. Some components have to be added in the classic way. This certainly is not a problem for a d-i-y audio lover. read more
Hawk D-123 Stereo Class D Amplifier D-123 Electronics - $392.61 USD
D-123 Complete Kit - $567.77 USD
We offer an alternative being a set with the possibility to connect a passive subwoofer. The amplifying part then holds two D-122 modules, where one of them is functioning as a "bridge" amplifier. This is combined with a special control unit having an active filter for the bass amplification. This control unit is supplied with special (discrete!) shunt regulators. read more
Hawk D-202 Stereo Class D Amplifier D-202 Complete Kit with cabinet - $658.36 USD
D-202 Complete Kit with LM4562 op amps - $700 USD
The newest model is this D-202 stereo integrated amplifier. The stereo power amp is now configurated as a BTL (bridge tight load) amplifier. This doubles the output so you'll have 2 x 20 Watt into 8 Ohm and 2 x 40 Watt into 4 Ohm. An extra advantage is that the distortion is somewhat lower and bass control is better. read more
Compare the energy consumption on several amplifiers below!
Consumption in Watts
brand
type
function
stand by
with music
maximum
Harman Kardon
HK3490
stereo
1
60
310
Harman Kardon
AVR3550
surround
118
150
890
Sony
STR-DH100
stereo
?
60
250
Sony
STR-DH-700
surround
0,3
60
480
Denon
DRA-697
stereo
?
48
480
Denon
DHT-789
surround
?
84
1500
Marantz
SR-4023
stereo
?
60
220
Marantz
STR-5003
surround
?
84
600
Hawk
D-122
stereo
4
8
50
Hawk
D-123
stereo
6
10
80
Hawk
D-202
stereo
6
15
100
Hawk
D-128
surround
18
40
320
N.B. The specifications of the D-128 are preliminary
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