| { "System Specifications" : { "RF Carrier Frequency Range" : "H50: 534 to 598 MHz", "Working Range" : "328' (100 m) Note: Actual range depends on RF signal absorption, reflection and interference", "RF" : "Tuning Step Size: 25 kHz, varies by region", "Image Rejection" : "Greater than 70 dB, typical", "RF Sensitivity" : "-97 dBm at 10-5 BER", "Latency" : "Less than 2.9 ms", "Audio Frequency Response" : { "QLXD1" : "20 Hz - 20 kHz (±1 dB)", "QLXD2" : "Dependent on microphone type" }, "Audio Dynamic Range" : "System Gain @ +10: Greater than 120 dB, A-weighted, typical", "Total Harmonic Distortion (THD)" : "-12 dBFS Input, System Gain @ +10: Less than 0.1%", "Polarity" : "System Audio: Positive pressure on microphone diaphragm produces positive voltage on pin 2 (with respect to pin 3 of XLR output) and the tip of the 1/4" (6.35 mm) output", "Operating Temperature Range" : "0 to 122°F (-18 to 50°C)Note: Battery characteristics may limit this range", "Storage Temperature Range" : "-20 to 165°F (-29 to 74°C)Note: Battery characteristics may limit this range" }, "Receiver" : { "Housing" : "Steel", "Power Requirement" : "12 VDC @ 0.4 A, supplied by external power supply (tip positive)", "RF Input" : { "Spurious Rejection" : "Greater than 80 dB, typical", "Connector Type" : "BNC", "Impedance" : "50 ohms", "Audio Output" : { "Gain Adjustment Range" : "-18 to +42 dB in 1 dB steps", "Configuration" : "1/4" (6.35 mm), Impedance balanced (Tip=audio, Ring=no audio, Sleeve=ground)", "XLR_" : "Balanced (1=ground, 2=audio +, 3=audio -)", "Impedance" : "1/4" (6.35 mm), 100 ohms (50 ohms Unbalanced)", "XLR" : "100 ohms", "Full Scale Output" : "1/4" (6.35 mm), +12 dBV", "XLR: LINE setting= +18 dBV, MIC setting= -12 dBV Mic/Line Switch" : "30 dB pad", "Phantom Power Protection" : "1/4" (6.35 mm), Yes", "XLR-" : "Yes" }, "Networking" : { "Network Interface" : "Single Port Ethernet 10/100 Mbps", "Network Addressing Capability" : "DHCP or Manual IP address", "Maximum Ethernet Cable Length" : "328' (100 m)" }, "Dimensions (H x W x D)" : "1.63 x 7.75 x 5.94" (41 x 197 x 151 mm)", "Weight" : "1.71 lb (777 g)" }, "Handheld Transmitter" : { "Housing" : "Machined aluminum", "Mic Offset Range" : "0 to 21 dB (in 3 dB steps)", "Battery Type" : "Shure SB900 rechargeable Li-Ion or AA batteries 1.5 V", "Battery Runtime" : { "At 10 mW" : { "Shure SB900" : "up to 10 hours ", "Alkaline" : "up to 9 hours" } }, "Audio Input" : "Configuration: Unbalanced", "RF Output" : { "Antenna Type" : "Integrated Single Band Helical ", "Occupied Bandwidth" : "Less than 200 kHz ", "Modulation Type" : "Shure proprietary digital", "Power" : "1 mW or 10 mW Varies by region" }, "Dimensions (L x Diam)" : "10.1 x 2.0" (256 x 51 mm)", "Weight" : "12.2 oz (347 g)" }, "Mic Capsule" : { "Type" : "Beta 87A: Electret Condenser", "Frequency Response" : "20 Hz to 20 kHz", "Polar Pattern" : "Super Cardioid" } } } |