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User's Guide ADI-648 © RME
4. Technical Specifications
• Power supply: Internal switching PSU, 100 - 240 V AC, 20 Watt
• Typical power consumption: 9 Watt
• Dimensions including rack ears (WxHxD): 483 x 44 x 242 mm (19" x 1.73" x 9.5")
• Dimensions without rack ears/handles (WxHxD): 436 x 44 x 235 mm (17.2" x 1.73" x 9.3")
• Weight: 2 kg ( 4.4 lbs)
• Temperature range: +5° up to +50° Celsius (41° F up to 122°F)
• Relative humidity: < 75%, non condensing
4.1 Inputs
MADI
• Coaxial via BNC, 75 Ohm, according to AES10-1991
• High-sensitivity input stage (< 0.2 Vpp)
• Optical via FDDI duplex SC connector
• 62.5/125 and 50/125 compatible
• Accepts 56 channel and 64 channel mode, and 96k Frame
• Single Wire: up to 64 channels 24 bit 48 kHz
• Double Wire: up to 32 channels 24 bit 96 kHz
• Quad Wire: up to 16 channels 24 bit 192 kHz
• Lock range: 28 kHz – 54 kHz
• Jitter when synced to input signal: < 1 ns
ADAT Optical
• 8 x TOSLINK, according to Alesis specification
• Standard: 64 channels 24 bit, up to 48 kHz
• S/MUX: 8 x 4 channels 24 bit / 96 kHz
• S/MUX4: 8 x 2 channels 24 bit / 192 kHz
• Bitclock PLL ensures perfect synchronisation even in varispeed operation
• Lock range: 31 kHz – 56 kHz
• Jitter when synced to input signal: < 1 ns
Word Clock
• BNC, not terminated (10 kOhm)
• Automatic Double Speed detection and internal conversion to Single Speed
• PLL for low jitter synchronisation even in varispeed operation
• Transformer coupled, galvanically isolated input
• Not affected by DC-offsets within the network
• Signal Adaptation Circuit: signal refresh through auto-center and hysteresis
• Overvoltage protection
• Level range: 1.0 Vpp – 5.6 Vpp
• Lock range: 27 kHz – 112 kHz
• Jitter when synced to input signal: < 1 ns
• Switch for internal termination 75 Ohm
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