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FX Amplifier • Operating Manual
Model
Outputs
Output power @
†
4Ω/8Ω/25V
/70V/100V*
All channels driven
Output power @
†
4Ω/8Ω/25V
/70V/100V*
Single channel driven
Output power @ 16Ω***
Single channel driven
Power Consumption
Dimensions
Weight
Output Circuitry
Output Voltage
Signal To Noise-Ratio
THD+N (typical)
Frequency Response
Protection Circuits
Power Supply
Operating Voltage/
Frequency
Standby Consumption
Accessories (sold separately) FA1.2RM rack ear, half-rack extension, connection plate; FA2.2RM rear-support kit; FATWB desk/wall mount kit
Power Ratings
* 100V line mode operates at 90V (≈-1dB).
** Power sharing operational.
*** 16 Ohm power output is limited by the maximum voltage swing available in low impedance mode
†
For 25V applications,maximum power with power sharing is 156W. Output load must be >4Ω.
11. Amplifier Specifications
FX 60.2
2 Low-Z or 1 Hi-Z
60W Low-Z
120W Hi-Z
120W**
120W
75W
44 x 220 x 213 mm
44 x 220 x 213 mm
(1.7 x 8.7 x 8.4 in)
(1.7 x 8.7 x 8.4 in)
2.0 kg (4.4 lbs)
UMAC™ Class D - full bandwidth PWM modulator with ultra-low distortion
70 Vp / 140 Vpp (unloaded) / Bridged 140 Vp / 280 Vpp (unloaded)
> 106 dB (A-weighted 20 Hz - 20 kHz 8 Ω load)
< 0.05 % (20 Hz - 20 kHz 8 Ω load 12.5% rated power)
20 Hz - 20 kHz (+0/-0.25 dB (8 Ω load 12.5% rated power)
Short circuit protection. DC protection. under voltage protection. temperature protection. overload protection
UREC™ universal mains switch mode power supply with Power Factor Correction (PFC) and integral standby
FX 125.2
FX 60.4
2 Low-Z or 1 Hi-Z
4 Low-Z or 2 Hi-Z
125W Low-Z
60W Low-Z
250W Hi-Z
120W Hi-Z
†
250W** (156W)
125W
75W
44 x 220 x 319 mm
(1.7 x 8.7 x 12.6 in)
2.0 kg (4.4 lbs)
2.8 kg (6.2 lbs)
converter
Universal Mains 100-240V 50-60Hz
< 0.5W
1% THD @ 120VAC and 230VAC
FX 125.4
4 Low-Z or 2 Hi-Z
125W Low-Z
250W Hi-Z
250W**
250W** (156W)
125W
125W
75W
150W
44 x 220 x 319 mm
(1.7 x 8.7 x 12.6 in)
2.8 kg (6.2 lbs)
†
19
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