Specifications

	Pub. 42004-615L2
Model 670-801-EX and 670-801-UL SmartSeries Amplifiers	Page: 14 of 15

Electrical

Voltage		90 to 140 V ac (120 V ac nominal) 50/60 Hz
Power consumed	Zero/maximum signal (12 watts): 15 VA, 10.5 watts/ 53 VA, 34 watts
SpeakerAmplifier
Output		12 watts minimum, with nominal supply voltage
Output limiter		2.16 Vpeak (adjustable via configuration)
Voltage Gain		26 dB maximum, adjustable
Frequency Response		575-4500 Hz, +0/-3 dB ref. to 1 kHz
Distortion		1% max. THD @ 1 kHz, 12 watts
Input Impedance		50 k-ohms nominal without FSK modem
		16 k-ohms nominal with FSK modem
Audio input from line		1.5 Vrms nominal (depends on distance) from 33 ohm
FSKModem
FSK output to line		0.7 Vrms, 2 Vp-p into 33 ohm load
FSK frequency range		30-33 kHz
SmartVolume™
Dynamic range (low gain)		62 to 100 dBA SPL
Frequency characteristics		630 Hz LPF (-6 dB/octave)
Offset (above ambient) User Level Adjust		...............................................................................0 to 25 dB
Minimum user adjust		Off; 85 to 125 dBA SPL
Speaker/WireMonitor
Dynamic range (high gain)		27 to 65 dB SPL
Frequency characteristics		630 Hz LPF (-6 dB/octave)
Fault setpoint		35 dB SPL (adjustable via configuration)
		Note: The measured SPL varies for each speaker type.
Recommended environment		Greater than 50 dB SPL
Mechanical
Dimensions		14.4 H ⋅ 14.4 W ⋅ 7.83 D inches (367 ⋅ 367 ⋅ 199 mm) overall
Enclosure material		LM25TF, Epoxy
Internal controls		Line level
Environmental
Operating and storage temperature range		-4º F to +151º F (-20º C to +66º C)
Humidity		95% non-condensing

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Hubbell 670-801-EX, 670-801-UL manual Specifications