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Product Description

Nady Systems U-81 OCTAVO LT/O  (Nady U-81 OCTAVO LT/O)

The Nady U-81 Octavo LT/O features UHF operation and simultaneous use of the 8 included BT-8U bodypack transmitters and lavalier microphones. The U-81 receiver is 19" rackmountable and features 8 separate volume controls, LED displays for audio level and AF strength, and 8 discrete outputs over XLR (mic level) and 1/4" phone (line level) connections. Its 19" all-metal frame will easily install into an audio rack, and is an ideal solution for presenters, schools, theaters, houses-of-worship, bars, nightclubs and more.

Features:

Operates on select UHF frequencies
Eight independent single-channel UHF wireless receivers in a single housing for simultaneous operation of up to eight transmitters
Front panel LED display indicates the RF and AF status for each channel
Ch. 1-8 individually balanced XLR Mic Level outputs and unbalanced Line Level sum ¼" 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 unsurpassed UHF performance
Dual removable high gain antennas with TNC connector, front or back mounting
Standard 19" 1U, all-metal rackmount housing
Externally powered with AC/DC adapter (included)

BT-8U Bodypack Microphone Transmitter
May be used with headworn or lavalier microphones. Convenient input volume control for proper level adjust, or instrument operation without input level control
On/Standby/Off switch allows convenient audio muting while transmitter on
Locking 3.5mm mini-jack provides secure connection for removable mic or instrument cable
Status LED indicator flashes once for Unit On; lights steady for Low Battery Alert
Single 9V alkaline or NiMH battery
Lightweight, rugged ABS housing with integral antenna

Type of System
8-Channel UHF Bodypack

RF Carrier Frequency Range
Factory installed channels between 902-928MHz and 944-952MHz

Approx. Working Range 2
50 feet typical - up to 500+ feet optimum line-of-sight

Frequency Stability
+/-0.005% (Crystal Controlled)

Deviation
FM +/-20kHz normal, +/-50kHz maximum

Frequency Response
20Hz-20kHz, -3dB

Dynamic Range
120dB

THD
0.5% THD, normal

Operating Range
250' (76.2m) normal, 500' (152.4m) max line of sight

4 Channels

Receiver

Type of Receiver
8-Channel UHF Rackmountable

Reception Mode
Mono antenna reception

Threshold Range
-95dBm (none-adjustable)

Image Rejection
-70dB, minimum

Type of Outputs
Balanced: XLR, Unbalanced: 1⁄4" TS, Antennas:
TNC connector. DC in: 2.1mm barrel type
Balanced output: Audio outputs: +/-24mV fixed level (600 Ohms)
Unbalanced MIX output: Audio output: 360mV variable level (Open load)

Power Requirements
15VDC/1200mA

Display
Power On, RF and AF LEDs

Controls
Power ON/OFF buttons, Volume Controls

Antenna Type
10" (25.4 cm) Dual adjustable angle

Dimensions (WxDxH)
4.25 x 12 x 1.75" (36.20 x 30.50 x 4.45cm)

Weight 7.20 lbs (3.37kg)

Transmitter
Type of Transmitter
BT-8U Bodypack

Controls
ON/STDBY/OFF, input Level Control (LT/HM), selectable inputs-internal HM/LT switches

RF Power
20mW normal (50mW Maximum allowed by FCC)

Harmonics
< -50 dB

Antenna Internal

Power Supply
9V Alkaline or NiMH battery
8-10 Hours (Alkaline)

Display
Power & Low Battery LEDs

Dimensions
4.25 x 2.5 x 1.0" (10.8 x 6.4 x 2.5cm)

Weight 3.1 oz (88 g) without battery

 

In accordance with California's Prop 65 Compliance Law, Regulation Requires us to Inform California Customers of the Following Warnings for All Products:

*Warning:* This product can expose you to chemicals including wood dust, which is known in the state of California to cause cancer or birth defects or other reproductive harm. For more information, please go to www.P65Warnings.ca.gov

*Warning:* This product can expose you to chemicals including Di-isodecyl phthalate, which is known in the state of California to cause cancer or birth defects or other reproductive harm. For more information, please go to www.P65Warnings.ca.gov

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