PRELIMINARY
Reference Material, cont’d
Audio output — power amplifier
Number/signal type | (1) stereo (default) or dual mono, 2 channels total |
Connectors | (1) 5.0 mm captive screw connector, 4 pole |
Impedance | 4/8 ohms (single channel) or 4/8 ohms (stereo) |
Amplifier type | Class D |
Gain/volume adjustment | |
Frequency response | 20 Hz to 20 kHz, |
THD + Noise | 0.2% @ 1 kHz at nominal level (1 watt, 8 ohm load) |
S/N | >67 dB, 20 Hz to 20 kHz at maximum output (unweighted), |
| 8 ohms (with 50’ cables) † |
Continuous power output with a full load at 1 kHz, 1% THD | |
At 4 ohms | 13 watts (rms) per channel (1 watt tolerance) |
At 8 ohms | 7 watts (rms) per channel (1 watt tolerance) |
Damping factor | >80 (8 ohm load) |
Control/remote — switcher
Serial host control ports | 2 bidirectional |
| 5 pole (shared with IR control); 1 front panel 2.5 mm stereo mini jack |
Baud rate and protocol | 9600 baud, 8 data bits, 1 stop bit, no parity |
Serial control pin configurations. Captive screw connector: A = TX, B = RX, C = IR receive, D = GND, | |
| E = 12 VDC |
| 2.5 mm mini stereo jack: tip = TX, ring = RX, sleeve = GND |
DC volume control port | (1) 3.5 mm captive screw connector, 3 pole |
DC volume control pin configurations | |
| 1 = 10 VDC, 2 = variable voltage or mute, 3 = GND |
Volume control voltage range | 0 V (mute) to 10 V (maximum volume) |
Program control | Extron’s Simple Instruction Set (SIS™) |
General
External power supply | 100 VAC to 240 VAC, 50/60 Hz, external, autoswitchable; to 12 VDC, |
| 3 A, regulated |
Power input requirements | 12 VDC, 3 A |
Temperature/humidity | Storage: |
| Operating: +32 to +122 °F (0 to +50 °C) / 10% to 90%, noncondensing |
Rack mount | Yes, with optional 1U rack shelf, part |
| (RSB 129); or 1U VersaTools® 3" deep rack shelf, part |
| |
| Also furniture mountable with an optional MBU 123 mini |
| mounting kit, part |
| kits PMK 350 |
Enclosure type | Metal |
Enclosure dimensions | 1.7" H x 8.7" W x 3.0" D (1U high, half rack wide) |
| 4.3 cm H x 22.1 cm W x 7.6 cm D |
Product weight | 2.5 lbs (1.1 kg) |
Shipping weight | 5 lbs (2.3 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 |
NAll nominal levels are at ±10%.
NSpecifications are subject to change without notice.