Adcom GFA-5800power ampfeedsJBL 4312speaker
Used together in 2 real systems
Strong match
Adcom GFA-5800 + JBL 4312 is a strong match — the GFA-5800 has the headroom to drive the 4312 cleanly.
What the compatibility check found
Power Matching
Pass✓ Amplifier power (250W @ 7Ω) is well-matched for speaker sensitivity (92.5dB)
Impedance Matching
Couldn't verifyInsufficient specification data to verify impedance compatibility
Add impedance specifications to verify compatibility
Power and headroom
- Headroom
- 21.9 dB
- in reserve
- Peak SPL
- 106.9 dB
- at the seat
- Power used
- 1.6 W
- at target level
- Of amp output
- 0.6%
- capacity used
Estimated at an 85 dB listening level, 3 m from the speakers.