![SPECIFICATIONS](/images/new-backgrounds/114586/1145865x1.webp)
Signal Processors
ASA 100 Series
SPECIFICATIONS
Audio
Gain
ASA 111, ASA 121 . . . . . . . . . . . . . . See the table below. Tested with an unbalanced output and a 20k ohm load. ASA 131 . . . . . . . . . . . . . . . . . . . . . . . . . . See the table below. Tested with a balanced output and a 20k ohm load.
Input Channel | Output | |
Left | Right |
|
signal | signal | |
signal | ||
signal |
* Tested with this input remaining connected.
ASA 141 | See the table below. Tested with a 20k ohm output load. Gain numbers are ±2 | ||||
| dB. |
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| Input Channel | Output Wiring |
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| Left | Right | Unbalanced | Balanced |
|
| 0 dB | 0 dB | +3 dB |
| |
| 0 dB | open | +3 dB |
| |
| 0 dB | 50 ohms |
|
* Tested with this input remaining connected.
Frequency response
ASA 111, ASA 121, ASA 131 .. . 20 Hz to 20 kHz, ±0.05 dB
ASA 141 with
+4 dBu, or +15 dBV input . . . . . 20 Hz to 20 kHz,
ASA 111, ASA 121, ASA 131. . . . 0.03% @ 20 Hz to 20 kHz at nominal level ASA 141
Audio input
Number/signal type |
|
ASA 111, ASA 121, ASA 141. . . . | 1 stereo, unbalanced |
ASA 131 | 1 stereo, balanced |
Connectors |
|
ASA 111 | (1) 3.5 mm male stereo mini plug |
ASA 121, ASA 141 | 1 pair of male RCA |
ASA 131 | (1) 3.5 mm captive screw connector, |
Impedance |
|
ASA 111, ASA 121 | 22k ohms (with a 20k ohm unbalanced load, one input terminated); |
| 4k ohms (with a 20k ohm unbalanced load, both inputs terminated) |
ASA 131 | 24k ohms (with a 20k ohm balanced load, one input terminated); |
| 7k ohms (with a 20k ohm balanced load, both inputs terminated) |
ASA 141 | 5.4k ohms (with a 20k ohm balanced load, both inputs terminated) |
Nominal level |
|
ASA 111, ASA 121 | |
ASA 131 | +4 dBu (1.23 Vrms) |
ASA 141 | |
Maximum level |
|
ASA 111, ASA 121, ASA 131 .. . | +24 dBu (12.3 V) |
ASA 141 | +15 dBV (5.6 V) |
NOTE 0 dBu = 0.775 Vrms, 0 dBV = 1 Vrms, 0 dBV ≈ 2 dBu
Audio output
Number/signal type |
|
ASA 111, ASA 121 | 1 mono, unbalanced |
ASA 131 | 1 mono, balanced |
ASA 141 | 1 transformer, mono, balanced/unbalanced |
Connectors | (1) 3.5 mm direct insertion captive screw connector, 3 pole |
Impedance (with 50 ohm input impedance) | |
ASA 111, ASA 121 | 1k ohms unbalanced |
ASA 131 | 2k ohms balanced |
ASA 141 | 3.3k ohms balanced (typical) |
Nominal level |
|
ASA 111, ASA 121 | |
ASA 131 | +4 dBu (1.23 V) |
ASA 141 | |
Maximum level |
|
ASA 111, ASA 121, ASA 131. . . . | +24 dBu (12.3 V) |
ASA 141 | +15 dBV (5.6 V) |
General |
|
Power | Not powered |
Temperature/humidity | Storage: |
| Operating: +32 to +122 °F (0 to +50 °C) / 10% to 90%, noncondensing |
Rack mount | Can be attached to any flat surface with supplied Velcro® |
Enclosure type | Molded plastic |
Enclosure dimensions |
|
ASA 111, ASA 121, ASA 131 .. . | 0.7” H x 0.7” W x 1.3” D |
| 1.8 cm H x 1.7 cm W x 3.4 cm D |
| (Depth excludes the 24 inch long pigtail for ASA 121 and the 24 inch long single |
| cable for the ASA 111 and ASA 131.) |
ASA 141 | 1.1” H x 1.1” W x 1.6” D |
| 2.8 cm H x 2.8 cm W x 4.0 cm D |
| (Depth excludes the 24 inch long pigtail.) |
Product weight | 0.2 lbs (0.1 kg) |
Shipping weight | 1 lb (1 kg) |
Vibration | ISTA 1A in carton (International Safe Transit Association) |
Listings | UL, CUL |
Compliances | CE, FCC Class A, VCCI, AS/NZS, ICES |
MTBF | 30,000 hours |
Warranty | 3 years parts and labor |
NOTE: All nominal levels are at ±10%. Specifications are subject to change without notice.
667
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