This symbol is intended to alert the
user to the presence of uninsulated
“dangerous voltage” within the
product’s enclosure that may be of
sufficient magnitude to constitute
a risk of electric shock to persons.
This symbol is intended to alert the
user to the presence of important
operating and maintenance (servicing)
instructions in the literature accompany-
ing the appliance.
SFL-1 & SFL-1 SIGNATURE TECHNICAL SPECIFICATIONS
Frequency Response 2 Hz to 100 kHz
±
0.5 dB
(100K load) > 200 kHz -0.3 dB
THD & N < 0.1% from 20 Hz to 20 kHz
(@ 1 V output) typically < 0.05% @ 1 kHz
Gain 20 dB @ 1 kHz
Noise 180 uV unweighted
(volume control @ 12 o’clock)
-85 dB below @ 2 Volt R.M.S. output
Intermodulation < 0.3%, @ 2 V output
Distortion
Input Impedance 45 K ohms (Direct input)
90 K ohms (Normal inputs)
Output Impedance 320 ohms @ 1 kHz
Minimum Recommended Load Impedance 10 K ohms
Output Voltage Maximum 25 V R.M.S.
Maximum Input
2.5 V R.M.S. (Volume control fully clock-
wise)
Stereo Separation 60 dB @ 1 kHz (Crosstalk)
Power Requirements
20 VA 160 mA A.C./120V A.C.
20 VA 80 mA A.C./240V A.C.
Fuse Requirements (2) 0.5 Amp 250 V fast-blo
(100 V to 120 V Countries)
0.25 Amp 250 V fast-blo
(200 V to 240 V Countries)
Tube Complement 1 - 12AT7A (Ei)
1 - CV4024/M8162 (Signature Version)
Dimensions 19” Wide x 11.5” Deep x 4.5” High
(48 cm x 29.25 cm x 11.5 cm)
Weight 22 lbs (10 kg) - unpacked
Warranty 5 years parts and labour
1 year on the tubes
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