Anthem AVM-20 Brochure
AVM 20 SPECIFICATIONS
PREAMPLIFIER SECTION
Input Impedance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 k
Output Impedance
Main-RCA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 300 Ω
Other-RCA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51 Ω
XLR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 600 Ω
Rated Input . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.0 Vrms
Maximum Input
6-Channel S/E . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.0 Vrms
All Others . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5.3 Vrms
Rated Output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . (100 kload) 2.0 Vrms
Minimum Load . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 k
Maximum Output
RCA. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6.3 Vrms
XLR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12.6 Vrms
Headphone Output. . . . . . . . . . . . . . . . . 100 mW into 32 Ω@ 0.2% THD+N
Volume Range
Main. . . . . . . . . . . . . . . . . . . . . -95.5 dB to +31.5 dB (0.5 dB resolution)
Zone 2/3 & Headphone . . . . . . . . -70 dB to +10.0 dB (1.25 dB resolution)
Bass Management
High-Pass Slope (Small Speaker Setting) . . . . . . . 12 dB/octave (2nd order)
Low-Pass Slope (Subwoofer). . . . . . . . . . . . . . . . 24 dB/octave (4th order)
Crossover Frequency (Adjustable in 10 Hz Increments). . . . . . . . 40-160 Hz
Tone Control
Bass Center Frequency. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 200 Hz
Treble Center Frequency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 kHz
Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ±12 dB
Channel Separation (at 1 kHz) . . . . . . . . . . . . . . . . . . . . . . . . . . . 82 dB
Crosstalk Between Inputs (at 1 kHz) . . . . . . . . . . . . . . . . . . . . . . . 86 dB
MAIN PATH (RCA & XLR Outputs, 48 kHz Sampling Rate for all Digital Signal
Paths)
Frequency Response
Direct Inputs . . . . 10 Hz to 20 kHz +0, -0.2 dB; 1 Hz to 140 kHz +0, -3 dB
Analog-DSP Inputs . 10 Hz to 20 kHz +0, -0.5 dB; 2 Hz to 22 kHz +0, -3 dB
Digital Inputs . . . . . 10 Hz to 20 kHz +0, -0.4 dB; 1 Hz to 22 kHz +0, -3 dB
THD+N (at Rated Input & Output)
6-Channel Direct Inputs . . . . . . . . . . . . . . . . . . . . . . 0.009% (80 kHz BW)
Analog-Direct Inputs . . . . . . . . . . . . . . . . . . . . . . . . 0.008% (80 kHz BW)
Analog-DSP Inputs. . . . . . . . . . . . . . . . . . . . . . . . . 0.008% (AES17 filter)
Digital Inputs. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.005% (AES17 filter)
IMD (CCIF at 15 kHz & 16 kHz)
6-Channel S/E Inputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.0008%
All Other Analog Inputs. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.003%
Digital Inputs. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.002%
S/N Ratio (ref. 2.0 Vrms A-weighted)
All Direct Inputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 106 dB
Analog-DSP Inputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98 dB
Digital Inputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102 dB
XLR Pin Configuration . . . . . . Pin 1: Ground, Pin 2: Positive, Pin 3: Negative
ZONE 2 and ZONE 3 PATHS
Frequency Response and Bandwidt. . . . . . . . . 20 Hz to 20 kHz +0 , -0.1
dB; 3Hz to 140 kHz -3 dB
THD+N (at Rated Input & Output) . . . . . . . . . . . . . . . . 0.06% (80 kHz BW)
IMD (CCIF at 15 kHz & 16 kHz) . . . . . . . . . . . . . . . . . . . . . . . . . . 0.06%
S/N Ratio (ref. 2.0 Vrms A-weighted) . . . . . . . . . . . . . . . . . . . . . . 97 dB
Stereo Separation. . . . . . . . . . . . . . . . . . . . . . . . . 40 dB typ., 25 dB max.
Adjacent Channel Selectivity (±400 kHz) . . . . . . . . 70 dB typ., 60 dB min.
Frequency Response. . . . . . . . . . . . . . . . . . . . . . . 20 Hz to 15 kHz ±1 dB
AM TUNER SECTION
Sensitivity (20 dB S/N) . . . . . . . . . . . . . . . . . . . 49 dBµ typ., 56 dBµ max.
S/N . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 dB typ., 43 dB min.
Distortion. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.7% typ., 2.0% max.
One-Signal Selectivity (±10 kHz) . . . . . . . . . . . . . . 24 dB typ., 18 dB min.
VIDEO SECTION
Bandwidth
Composite & S-Video. . . . . . . . . . . . . . . . . 6 MHz -0.02 dB; 70 MHz -3 dB
Component: Green. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 110 MHz -3 dB
Red. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90 MHz -3 dB
Blue. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80 MHz -3 dB
All video inputs and outputs are 75 Ω, 1.5 Vp-p. Component inputs and outputs
work with any Standard requiring ultra-wide bandwidth (1080 p compatible),
including Component-RGB, HDTV, line doublers, quadruplers, and scalers.
DIGITAL AUDIO
All digital audio inputs and outputs are to S/PDIF electrical (75 Ω, 0.5 Vp-p),
S/PDIF optical (Toslink) or AES/EBU (110 Ω, 5 Vp-p) standards as appropriate.
Processor. . . . . . . . . . . . . . . . . . . . . . . . . . . . . Motorola 56366 120 MHz
Audio Converters
Analog to Digital. . . . . . . . . . . . . . . . . AKM AK5383 up to 24-bit/88.2 kHz
Digital to Analog . . . . . . . . . . . . . . . . . AKM AK4382 up to 24-bit/192 kHz
CONTROL
RS-232 Connection . . . . . . . . . . . . . . . . . . . . . . . . . DB-9F (straight-wired)
RS-232 Pin Configuration . . . . . . . . . . . Pin 2: Rx, Pin 3: Tx, Pin 5: Ground
RS-232 Port Configuration . . . . . . . . Baud Rate (1200, 2400, 4800, 9600,
19200, 38400, 57600, 115200), 8 data bits, 1 stop bit, no parity bits, flow
control (RTS, CTS, NONE)
Trigger Outputs
Trigger 1, 2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 mA @ 12 VDC
Trigger 3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 200 mA @ 12 VDC
Sequential Delay. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 250 ms
DIMENSIONS
Width. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 1/4 inches (43.8 cm)
Height . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 3/4 inches (14.8 cm)
Depth . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 1/4 inches (36.2 cm)
Weight . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 lb (12.2 kg)
MISCELLANEOUS
Supply Voltage. . . . . . . . . . . . . . . . . . . . . . . . . . . . 105-130 V, 60 Hz only
Power Consumption . . . . . . . . . . . . . . . . . . . . . . . . . . . Maximum 120 VA
Fuse Ratings
Main Power Supply. . . . . . . . . . . . . . . . . . . . . . 1.0 A slow-blow 5x20 mm
Standby Power Supply . . . . . . . . . . . . . . . . . . 315 mA fast-blow 5x20 mm
RECORD PATH Analog to Digital Conversion S/N Ratio (A-weighted) . 00
dB
FM TUNER SECTION
Sensitivity
50 dB S/N . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 dBµ typ., 25 dBµ max.
IHF. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 dBµ typ., 20 dBµ max.
S/N Ratio
Mono . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75 dB typ., 65 dB min.
Stereo . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69 dB typ., 60 dB min.
Distortion
Mono . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.2% typ., 1.0% max.
Stereo . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.3% typ., 1.5% max.
Copyright © 2001, Sonic Frontiers International. All rights reserved. The information contained herein may not be reproduced in whole or in part without our
express written permission.
ANTHEM™ and SONIC FRONTIERS™ are trademarks of Sonic Frontiers
International. All other trademarks are the property of their respective owners.
Sonic Frontiers International reserves the right to change specifications and/or
features without notice as design improvements are incorporated.
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