Nady U-81 Octavo HT Handheld Wireless Microphone System Specifications:
Overall System Performance:
RF Carrier Frequencies: Selected factory installed frequencies between 740MHz-806MHz
Frequency stability: ±0.005% (Crystal Controlled)
Audio Deviation: FM ±20kHz normal, ±50kHz maximum
Frequency Response: 20Hz-20kHz, -3dB
Dynamic Range: 120dB
Harmonic Distortion: 0.5% THD, normal
Operating Range: 250 feet normal, 500+feet max line of sight
U-81 Octavo Wireless Receiver:
Reception: Mono antenna reception
Antennae: 10" (25.4 cm) Dual adjustable angle
Mute Threshold: 95dBm (none-adjustable)
Image Rejection: -70dB, minimum
Balanced output : Audio outputs: ±24mV variable level (600 Ohms)
Unbalanced MIX output: Audio output: 360mV variable level (Open load)
Connectors: Balanced: XLR, Unbalanced: 1 4" TS,
Antennas:
TNC connector. DC in: 2.1mm barrel type.
Indicators: Power On, RF and AF LEDs
Controls: Power ON/OFF buttons, Volume Controls
Power Requirement: 15VDC/1000mA
Dimensions (W x D x H): 14.25" x 12" x 1.75 ", (36.20 cm x 30.50 cm x 4.45 cm) Weight : 7.20 lbs (3.37 Kg)
the UH-81 Handheld Transmitter:
Input Connectors: Integral Nady DM-50D neodymium dynamic cartridge
Controls: Power ON/STDBY/OFF
RF Power: 20mW normal (50mW Maximum allowed by FCC)
Harmonics and Spurs: -50 dB
Antennas: Internal
LED Indicators: Single LED flashes once for "ON", lights steady for "LOW BAT"
Battery: 2xAA Alkaline or NiMH batteries
Battery Life: 8-10 Hours (Alkaline)
Dimensions: 10.5"x 1.875" (26.7 cm x 4.8 cm)
Weight: 7.5 oz (213 g) without battery
Nady U-81 Octavo HT Handheld Wireless Microphone System Features:
U-81 Octavo Wireless Receiver
Operates on select UHF frequencies from 740MHz to 806MHz
Eight independent single-channel UHF wireless receivers in a single housing
Front panel LED display indicates the RF and AF on for each channel
Ch 1-8 individual balanced XLR MIC level outputs and Unbalanced LINE level SUM 1/4" jack output for 8-in-1 MIX audio output with separate volume control for each channel
Nady's exclusive patented companding circuitry with 120dB dynamic range and highest quality audio for an unsurpassed UHF performance
Dual removable high gain antennas with TNC connector front or back mounting
Standard 19" 1U, all-metal rack mount housing
Externally powered with AC/DC adapter included
UH-81 Handheld Transmitter
Features the Nady DM -10D unidirectional neodymium dynamic cartridge for optimum true sound, maximum feedback rejection and minimal handling noise
OFF/STANDBY/ON switch allows convenient audio muting while transmitter "ON"
Status LED indicator flashes once for unit "ON"; lights steady for low battery alert
2 x AA alkaline or NiMH battery operation
Rugged ABS and rubber coated housing with integral antenna
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