McIntosh MC257power ampfeedsKlipsch RC64 IIIspeaker
Used together in 1 real system
Strong match
McIntosh MC257 + Klipsch RC64 III is a strong match — the MC257 has the headroom to drive the RC64 III cleanly.
What the compatibility check found
Power Matching
Pass✓ Amplifier power (200W @ 8Ω) is well-matched for speaker sensitivity (99dB)
Impedance Matching
Couldn't verifyInsufficient specification data to verify impedance compatibility
Add impedance specifications to verify compatibility
Power and headroom
- Headroom
- 27.5 dB
- in reserve
- Peak SPL
- 112.5 dB
- at the seat
- Power used
- 0.36 W
- at target level
- Of amp output
- 0.2%
- capacity used
Estimated at an 85 dB listening level, 3 m from the speakers.