Mapletree/SugarMaple Headphone Amplifier Comparison


Specifications subject to change without notice.
Mapletree Ear+ HD

SugarMaple Sidewinder

SugarMaple OD300
Power Out into 32 Ohms; HiZ output
70 mW
200 mW

700 mW

Power Out into 16 Ohms; HiZ output
_
100 mW
1400 mW
Frequency
Response
10 Hz–20 kHz, -1 dB
10 Hz–40 kHz, -1 dB
10 Hz–40 kHz, -1 dB
Gain (1 kHz; HiZ output)
gain is approximately 3 dB lower at LoZ output
10 dB
14 dB
9 dB
Phase
non-inverting
non-inverting non-inverting
Tubes supplied
2x12B4A (NOS)
1x12AX7/5751 (new)
2x6DJ8 (new)
1x12AX7 (new)
1x6080 (NOS)
1x6SL7GT (new)
Input impedance
50k Ohms
50k Ohms 50k Ohms
Output impedance (LoZ output)
output impedance is approximately double for HiZ output
3.5 Ohms
0.75 Ohms
1.1 Ohms
Recommended headphone impedance
(Any headphone impedance can be connected to either HiZ or LoZ outputs with a 3 dB reduction in output level for LoZ at same volume setting.)
30–600 Ohms
16–600 Ohms
16–600 Ohms

Power consumption (120 VAC or 240 VAC, 50-60 Hz)
35 W
35 W
90 W
Footprint
single chassis 8" x 12"
single chassis 7" x 11"
two chassis 6" x 10"
Options
choice of chassis
color/side panel finish

 
  6AS7G output tube
History
2002
2014
2014
Appearance
painted chassis with
choice of wood side panels
black chassis with
oak corner posts
black chassis with
oak corner posts
Price (USD)
820
820
930