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A10-TX User Guide

Specifications 

A10 Digital Wireless 

System  

Frequency Range 

470–694 MHz 

Transmitter Switching 

Bandwidth 

UK and International Models: 
A10-TX-A (470–548 MHz) 

 

A10-TX-B (518–608 MHz) 

 

A10-TX-C (594–694 MHz)

 

A10-TX-D (534.2–629.8 MHz)*
Transmitters are tunable in 25 kHz steps. 

U.S. Only Models:  

S

ee the A10-TX-US User Guide for more 

information on these models

.

A10-TX-AU (470–548 MHz) 

 

A10-TX-BU (518–608 MHz) 

*

Note: A10-TX-D is intended for customers in Europe who want the flexibility of working in the 

United States but want to keep Ch 38, 39, 40 (606-630MHz) for UK, and some parts of Europe.

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 

Low: 10 mW, Med: 20 mW, High: 50 mW, selectable 

Audio Gain Control 

Lav 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

Analogue, (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 

Input Connector Wiring Diagram 

The A10-TX LEMO input connector accepts numerous input types. Select the input type in the 

Selection Menu before connecting an audio source. 

LEMO Connection 

Input Type 

pin-1 

pin-2 

pin-3 

shell 

Two-Wire Lavalier Microphone 

shield 

open 

audio/bias 

shield or open 

Three-Wire Lavalier Microphone 

not compatible 

Balanced Microphone 

XLR pin-3  XLR pin-2 

XLR pin-1 

XLR pin-1, shell optional 

Balanced Line-Level 

XLR pin-3  XLR pin-2 

XLR pin-1 

XLR pin-1, shell optional 

Unbalanced Microphone 

earth 

signal 

earth 

earth 

Unbalanced Line-Level 

earth 

signal 

earth 

earth 

Timecode 

earth 

LTC out of 

A10-TX 

LTC into A10-TX  earth or open 

Содержание A10-TX

Страница 1: ...A10 TX Digital Transmitter User Guide ...

Страница 2: ...Timecode Clock 12 Timecode Output 13 Remote Control 13 Firmware Updates 14 Specifications 14 Input Connector Wiring Diagram 15 Battery Runtime Chart 15 Certifications 15 Industry Canada Conformity 15 FCC Conformity 16 Minimize RF Exposure 16 Frequency Tables 17 X Frequencies 6 MHz Per TV Channel 17 Y Frequencies 7 MHz Per TV Channel 18 Z Frequencies 8 MHz Per TV Channel 19 Channel Assignments by R...

Страница 3: ...me renowned for and with extremely low end to end latency of 2 mS The A10 TX has an intuitive menu system allowing the user to become familiar with settings within a few minutes of turning it on Key Features Low noise studio grade balanced input for microphones and line level signals with analogue limiter and phantom power Fully digital RF transmission Ultra accurate timecode generator jam synched...

Страница 4: ...evel are set based on the input type At the Transmitter 1 Attach the straight antenna to the A10 TX 2 Attach an audio source to the 3 pin LEMO input connector 3 Insert AA batteries into the A10 TX battery compartment and power on the unit with the red On Off button 4 Set the audio input type to set to match the connected input 5 Set the transmitting frequency on the A10 TX match the frequency set ...

Страница 5: ...to the left or decre ments values 5 Power Button Press to power on the unit Press and hold to power down the unit 6 Audio Input Connector Balanced LEMO 3 connector Accepts mul tiple audio input types including unbalanced lavalier balanced microphone balanced line Also used for timecode input and output 7 Input Overload LED Red LED illuminates when clipping occurs 8 Menu Button Enters the menu sele...

Страница 6: ...ter powering on the A10 TX the display shows the following Battery Condition Input Gain RF Output Power Frequency in MHz Frequency as Region Channel Sub Channel Input Level Meter RF Output Power three power levels are indicated Low 10 mW Medium 20 mW High 50 mW Input Gain gain applied to the input source in dB Battery Condition shows the battery voltage level of the transmitter batteries five seg ...

Страница 7: ...dent Gain control is in 1 dB increments Lav 0 dB to 40 dB Line Setting 10 to 16 dB Mic setting 16 to 40 dB w 20dB pad Mic setting 36 to 60 dB Audio Setup Enters the Audio Setup sub menu Low Cut Limiter Lav Mic Line Record TC Enters the Record TC sub menu Record File Info TX Record Mode Timecode Frame Rate Privacy Activates transmission privacy with a four number key set on the transmitter and rece...

Страница 8: ...tus is remembered across sleep and power cycles File Info Shows important information about the file being recorded Time Elapsed Time Remaining Timecode File Name TX Record Mode Select the operational mode of the A10 TX TX Rec simultaneous wireless transmission and recording RecOnly recording function only Timecode Enter Timecode menu Timecode values from either the attached external timecode gene...

Страница 9: ...display ideal for when transmitter is attached upside down on boom pole Normal default Flipped System Menu Selections Icon Description Options Exit Returns to the main menu Sleep When selected the A10 TX goes into low power Sleep mode The blue LED flashes when the unit is in a sleep state The unit returns to normal power operation when any button is pressed or the transmitter is activated from the...

Страница 10: ... television channels used in geographic regions Depend ing on the selected channel mapping channels cover 6 7 or 8 MHz Sub Channel channels are divided in 400 kHz increments called sub channels to speed up frequency selection The number of sub channels depends on the channel mapping selected Tune specific frequencies within the transmitter s tuning range can be selected in 25 kHz increments To cha...

Страница 11: ...r is active only on the strongest peaks Antenna The SMA antenna connector is used to mount the included 1 4 wave whip antenna The use of any other type is forbidden For best operation and transmission power with the included 1 4 wave antenna keep it in the free field If worn on a body keep the antenna away from direct contact with the wearer s body Recording The A10 TX incorporates a data recorder...

Страница 12: ...he A10 TX design incorporates a supercapacitor to power the time of day clock for several days in the absence of batteries The supercapacitor reaches full charge when batteries have been in the unit for five minutes Time of Day Clock The time and date clock holds time and date for files recorded on the A10 TX and can be used for the Time of Day timecode value To set time and date 1 Enter the Selec...

Страница 13: ...ee download from the Google Play store and iOS App store respectively With the A10 TX Remote app you can 1 Change the transmitter s name it is set to the transmitter s serial number by default 2 View timecode and frame rate 3 Monitor Sleep status Battery status Bluetooth signal strength and Record status 4 Turn Sleep mode On Off 5 Start Stop recording at the transmitter 6 Adjust Gain 7 Set the low...

Страница 14: ...oad 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 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 This starts the update process 6 Do not pow...

Страница 15: ... 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 Analogue 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 ...

Страница 16: ...Operation is subject to the following two conditions 1 this device may not cause interference and 2 this device must accept any interference including interference that may cause undesired operation of the device FR Le présent appareil est conforme aux CNR d Industrie Canada applicables aux appareils radio RSS 210 L exploitation est autorisée aux deux conditions suivantes 1 l appareil ne doit pas ...

Страница 17: ...e Declaration of Conformity documentation is provide online at http audioltd com doc Before putting the products into operation please observe the respective country specific regulations Minimize RF Exposure To avoid the possibility of exceeding the FCC RF exposure limits body worn operations are restricted to belt clips holsters or similar accessories that have no metallic component in the assemb...

Страница 18: ...4 559 8 29 560 2 560 6 561 561 4 561 8 562 2 562 6 563 563 4 563 8 564 2 564 6 565 565 4 565 8 30 566 2 566 6 567 567 4 567 8 568 2 568 6 569 569 4 569 8 570 2 570 6 571 571 4 571 8 31 572 2 572 6 573 573 4 573 8 574 2 574 6 575 575 4 575 8 576 2 576 6 577 577 4 577 8 32 578 2 578 6 579 579 4 579 8 580 2 580 6 581 581 4 581 8 582 2 582 6 583 583 4 583 8 33 584 2 584 6 585 585 4 585 8 586 2 586 6 5...

Страница 19: ... 1 579 5 579 9 580 3 580 7 581 1 581 5 581 9 582 3 582 7 36 583 3 583 7 584 1 584 5 584 9 585 3 585 7 586 1 586 5 586 9 587 3 587 7 588 1 588 5 588 9 589 3 589 7 37 590 3 590 7 591 1 591 5 591 9 592 3 592 7 593 1 593 5 593 9 594 3 594 7 595 1 595 5 595 9 596 3 596 7 38 597 3 597 7 598 1 598 5 598 9 599 3 599 7 600 1 600 5 600 9 601 3 601 7 602 1 602 5 602 9 603 3 603 7 39 604 3 604 7 605 1 605 5 6...

Страница 20: ... 8 584 2 584 6 585 0 585 4 585 8 586 2 586 6 587 0 587 4 587 8 588 2 588 6 589 0 589 4 589 8 36 590 2 590 6 591 0 591 4 591 8 592 2 592 6 593 0 593 4 593 8 594 2 594 6 595 0 595 4 595 8 596 2 596 6 597 0 597 4 597 8 37 598 2 598 6 599 0 599 4 599 8 600 2 600 6 601 0 601 4 601 8 602 2 602 6 603 0 603 4 603 8 604 2 604 6 605 0 605 4 605 8 38 606 2 606 6 607 0 607 4 607 8 608 2 608 6 609 0 609 4 609 ...

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