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Anthem PRE 1L preamplifer
& AMP 1 power amplifier
Anthem PRE 1L preamplifier: Vacuum-tube line-level preamplifier.
Inputs: CD, Tuner, Aux 1, Aux 2, Tape. Outputs: Tape, Main 1, Main 2. Tube complement: four 6922/6DJ8/ ECC83. Frequency response: 2Hz-l30kHz, 0.5dB. THD+N at 1V RMS: <0.1%, 20Hz-20kHz. Voltage gain (at 1 kHz): selectable, 8dB, 16dB, or 24dB. Line-level input impedance: 40k ohms. Output impedance: <135 ohms 1 kHz for all gain settings. Rated output. 1V RMS. Maximum output voltage: 30V RMS at 1% THD. Channel separation: >-60dB at 1 kHz relative to 1V RMS output. Polarity: noninverting. Noise: <115V unweighted wideband noise; approximately 60V IHF A-weighted noise; -90dB A-weighted below at 1V RMS output. Fuse requirements: 0.5A slow-blow (100-120VAC countries), 0.25A slow-blow (220-240VAC countries).
Dimensions: 19" W by 5.25" H by I I " D. Weight: 20 lbs.
Serial number of unit tested: 102873.
Price: $995.
Anthem AMP 1 power amplifier: Stereo push-pull vacuum-tube power amplifier. Tube complement: two 12AU7A/ECC82, one 12AX7A/ ECC83, four EL34/6CA7 (two matched pairs). Power output: 40Wpc continuous, both channels driven, into 4 or 8 ohms (13dBW, 16dBW) (user-selectable), 20Hz-20kHz with <1.0% THD. Typical power at clipping (I% THD at 1kHz): 55Wpc (17.4dBW). Intermodulation distortion: <1% at rated power, SMPTE 4:1 method. Power bandwidth at 40W: I0Hz-65kHz, -3dB,15Hz-33kHz, -0.5dB. Frequency response at 1W: 2Hz-105kHz, -3dB; I0Hz-75kHz, -0.4dB. THD+N: <1% at rated power, 20Hz-20kHz, both channels driven; typically 0.05% at I kHz/1W. Negative feedback: 20dB. Input sensitivity: 1.3V for rated power. Input impedance: 100k ohms. Damping factor. >14 on 8 ohm tap. Hum and noise: -92dB ref. rated power, unweighted; -I00dB ref. rated power, IHF A-weighted. Voltage gain: 22.8dB. Rise time: 2.8s. Power supply energy storage: 57 Joules.
Dimensions:19" W by 5.25" H by 12" D. Weight: 40 lbs.
Serial number of unit reviewed: 100210.
Price: $1195.
Common to both: Warranty: Limited 5 years, except for tubes, which are warranted for I year. Approximate number of dealers: I00. Manufacturer: Sonic Frontiers, Unit #16, Laird Road, Mississauga, Ontario, Canada L5L 5Y7. Tel: (905) 828-4575. Fax: (905) 828-4585.
E-mail:SFI@sonicfrontiers.com
Web: www.sonicfrontiers.com . |
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