Amplifiers for the Sennheiser HD 650
Dynamic · over-ear · specs from measured data
Impedance
300 Ω rated
344.9 Ω measured
Sensitivity
97.77 dB/mW rated
100.35 dB/mW measured
Driver
Dynamic
over-ear
Measured by Reference Audio Analyzer (https://reference-audio-analyzer.pro/en/report/hp/sennheiser-hd-650.php) · Source ↗
14 ample
2 adequate
1 insufficient
✓ Ample headroom 14
| Amplifier | Headroom | Damping | Type |
|---|---|---|---|
| Schiit Lyr 3 | Ample 19.9 dB | ✓ ok | Desktop Tube |
| Schiit Valhalla 2 | Ample 19.4 dB | ✓ ok | Desktop Tube |
| Schiit Asgard 3 | Ample 18.1 dB | ✓ ok | Desktop Ss |
| Schiit Magni Heretic | Ample 16.5 dB | ✓ ok | Desktop Ss |
| Bottlehead Crack 1.1 | Ample 15.6 dB | ✓ ok | Desktop Tube |
| Schiit Magnius | Ample 15.1 dB | ✓ ok | Desktop Ss |
| Little Dot MkII | Ample 15.1 dB | ? unknown | Desktop Tube |
| JDS Labs Atom Amp 2 | Ample 14.9 dB | ✓ ok | Desktop Ss |
| Topping L30 | Ample 14.8 dB | ✓ ok | Desktop Ss |
| Topping A90 | Ample 14.3 dB | ✓ ok | Desktop Ss |
| Topping DX3 Pro+ | Ample 14.3 dB | ✓ ok | Dac Amp |
| Darkvoice 336SE | Ample 14.3 dB | ✓ ok | Desktop Tube |
| Drop THX AAA 789 | Ample 13.4 dB | ✓ ok | Desktop Ss |
| FiiO K7 | Ample 11.8 dB | ✓ ok | Dac Amp |
◑ Adequate headroom 2
| Amplifier | Headroom | Damping | Type |
|---|---|---|---|
| Schiit Fulla 4 | Adequate 6.4 dB | ✓ ok | Dac Amp |
| iFi Zen DAC V2 | Adequate 5.9 dB | ? unknown | Dac Amp |
✗ Insufficient 1
| Amplifier | Headroom | Damping | Type |
|---|---|---|---|
| Apple USB-C to 3.5mm | Insufficient -4.5 dB | ✓ ok | Dongle |