Adcom GFA-545IIpower ampfeedsJBL L80Tspeaker
Used together in 1 real system
Strong match
Adcom GFA-545II + JBL L80T is a strong match — the GFA-545II has the headroom to drive the L80T cleanly.
What the compatibility check found
Impedance Matching
Pass✓ Amplifier can safely drive 8Ω speakers
Power Matching
Pass✓ Amplifier power (100W @ 8Ω) is well-matched for speaker sensitivity (90dB)
Physical Connectivity
Couldn't verify
Power and headroom
- Headroom
- 15.5 dB
- in reserve
- Peak SPL
- 100.5 dB
- at the seat
- Power used
- 2.85 W
- at target level
- Of amp output
- 2.8%
- capacity used
Estimated at an 85 dB listening level, 3 m from the speakers.