Audio A10-TX-US, Руководство пользователя

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A10-TX-US User Guide
Firmware Updates
Audio Ltd. issues new firmware for the A10-TX-US transmitter to change and introduce new
features to the unit. Make certain to register your Audio Ltd. product at the Audio Ltd. website to
receive firmware update notifications.
To update firmware:
1. Download the new firmware update file from the Audio Ltd. website and copy the file onto
an approved microSD card that has been formatted in the A10-TX-US.
2. Insert the microSD card in the unit.
3. Insert fresh AA batteries in the unit.
4. Enter the System menu and choose Update. The unit will indicate the revision of firmare to
update.
5. Confirm that you want to update.
6. Verify the revision of firmware on the unit.
Specifications
A10 U.S. Digital Wireless
System Frequency Range
470–608 MHz
Transmitter Switching
Bandwidth
U.S. Only Models
A10-TX-AU (470–548 MHz)
A10-TX-BU (518–608 MHz)
Modulation Mode
Audio Ltd. proprietary digital RF modulation
Digital Audio Codec Audio Ltd. proprietary, high-performance digital encoding algorithm
Audio Frequency Response
20 Hz–20 kHz
RF Output Power 10 mW, 20 mW, 50 mW, selectable
Audio Gain Control Lavalier setting: 0 dB to +40 dB, 1 dB increments
Line setting: -10 to 16 dB, 1 dB increments
Mic setting (w/ 20 dB pad): 16 to 40 dB, 1 dB increments
Mic setting (w/ no pad): 36 to 60 dB, 1 dB increments
Input Gain
Input Type
Input Impedance
(ohms)
Input Clipping Level
(minimum gain)
Lav 6.8k +6 dBu
Bal Mic - plus P48 and P12 2.5k +10 dBu (20 dB pad)
Bal Line 3k +24 dBu
Low Frequency Cut Off, 40 Hz, 60 Hz, 80 Hz, 100 Hz, 200 Hz, user selectable
Input Limiter
Analog, (pre-A/D converter)
Input Type Microphone or line level, balanced or unbalanced
Bias and Phantom Power
5 V Bias, 12 V or 48 V phantom power
Menu and Controls OLED menu display, 3 button navigation
Recording File Format Audio Ltd. proprietary .mic data file, requires conversion to WAV file
microSD Card
microSD, microSDHC, microSDXC
Timecode Clock 0.2 ppm accuracy, holds accurate clock for 6 hours without power
Privacy User settable 4-digit PIN, Audio Ltd. proprietary
Powering
2 x 1.5V LR6 AA size, lithium, NiMH, or alkaline
Operating Temperature
Range
-10 °C to +55 °C
Weight and Dimensions 104 g, 83 x 64 x 18 mm