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| 经销商 | 联系方式 | 价格 |
|---|---|---|
| 爱思创Extron电子 | 4000.398766、 021-3760 1568 | 面议 |
| RAC 104 | |||
| Audio | |||
|---|---|---|---|
| Gain | Unbalanced output: -6 dB; balanced output: 0 dB, when input gain is set to 0 dB, output volume is at 100, and the input and output are set to the same level via the Line Level DIP switch |
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| Frequency response | 20 Hz to 20 kHz, ±0.05 dB | ||
| THD + Noise | 0.03% @ 1 kHz at nominal level | ||
| S/N | >90 dB, balanced at maximum output (unweighted) | ||
| Crosstalk | <-120 dB @ 1 kHz | ||
| Stereo channel separation | >80 dB @ 1 kHz, >60 dB @ 20 kHz | ||
| CMRR | >75 dB @ 1 kHz | ||
| Volume control range | -100 dB to 0 dB (volume numbers 0 through 100) in 0.5 dB steps | ||
| Bass control range | ±14 dB, 100 Hz referenced to 1 kHz (0 through 14) in 2 dB steps | ||
| Treble control range | ±14 dB, 10 kHz referenced to 1 kHz (0 through 14) in 2 dB steps | ||
| Audio input | |||
| Number/signal type | 4 channels, which can be mono or tied into stereo pairs, balanced/unbalanced | ||
| Connectors | (2) 3.5 mm captive screw connectors, 5 pole | ||
| Impedance | >18k ohms unbalanced/balanced, DC coupled | ||
| Nominal level | +4 dBu (1.23 V), -10 dBV (316 mV), switchable per group | ||
| Maximum level | +20 dBu (7.75 V), (balanced or unbalanced) at 1% THD+N | ||
| Input gain adjustment | -12 dB to +12 dB | ||
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| Audio output | |||
| Number/signal type | 4 channels, which can be mono or tied into stereo pairs, balanced/unbalanced | ||
| Connectors | (2) 3.5 mm captive screw connector, 5 pole | ||
| Impedance | 50 ohms unbalanced, 100 ohms balanced | ||
| Nominal level | +4 dBu (1.23 V), balanced; -10 dBV (316 mV), unbalanced; switchable per group | ||
| Maximum level (Hi-Z) | >+20 dBu, balanced or unbalanced at 1% THD+N | ||
| Control/remote — remote volume/tone controller | |||
| Serial control port | RS-232, 3.5 mm captive screw connector, 3 pole | ||
| Baud rate and protocol | 9600 baud, 8 data bits, 1 stop bit, no parity | ||
| Serial control pin configuration | 1 = TX, 2 = RX, 3 = GND | ||
| Program control | Extron control/configuration program for Windows ® Extron Simple Instruction Set (SIS ™ ) |
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| General | |||
| External power supply | 100 VAC to 240 VAC, 50-60 Hz, external to 12 VDC, 1 A, regulated | ||
| Power input requirements | 12 VDC, 0.2 A | ||
| Temperature/humidity | Storage: -40 to +158 °F (-40 to +70 °C) / 10% to 90%, noncondensing Operating: +32 to +122 °F (0 to +50 °C) / 10% to 90%, noncondensing |
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| Cooling | Convection, no vents | ||
| Mounting | |||
| Rack mount | Yes, with optional 1U rack shelf | ||
| Furniture mount | Yes,with optional brackets | ||
| Pole mount | Yes, with optional pole mount kit | ||
| Enclosure type | Metal | ||
| Enclosure dimensions | 1.7" H x 4.3" W x 3.0" D (1U high, quarter rack wide) (4.3 cm H x 10.9 cm W x 7.6 cm D) (Depth excludes connectors and knob.) |
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| Product weight | 0.5 lbs (0.3 kg) | ||
| Shipping weight | 2 lbs (1 kg) | ||
| Regulatory compliance | |||
| (7.6-101609-D7) | |||
