Marantz 40namplifierfeedsJBL Synthesis HDI-3600speaker
Used together in 1 real system
Strong match
Marantz 40n + JBL Synthesis HDI-3600 is a strong match — the 40n has the headroom to drive the HDI-3600 cleanly.
What the compatibility check found
Impedance Matching
Pass✓ Amplifier can safely drive 4Ω speakers
Power Matching
Pass✓ Amplifier power (70W @ 4Ω) is well-matched for speaker sensitivity (90dB)
Physical Connectivity
Couldn't verify
Power and headroom
- Headroom
- 13.9 dB
- in reserve
- Peak SPL
- 98.9 dB
- at the seat
- Power used
- 2.85 W
- at target level
- Of amp output
- 4.1%
- capacity used
Estimated at an 85 dB listening level, 3 m from the speakers.