Related Manuals for Zaxcom TRX743
Summary of Contents for Zaxcom TRX743
- Page 1 USER MANUAL Published March 2017 Firmware Version THD1-58 TRX743 A Plug-On Like No Other...
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Page 2: Table Of Contents
TRX743 TRANSMITTER ..........................4 ATTACHING THE INPUT CONE ........................6 HOME SCREEN .............................. 7 MAIN MENU ..............................8 ................................8 ICROPHONE UHF T ..............................8 RANSMIT REQUENCY ................................8 RANSMITTER SUB MENUS ..............................9 ....................................9 ENU GROUPS ..........................9 CCESSING AND NAVIGATING THE MENU GROUPS ............................9... - Page 3 FIRMWARE WITH A TRANSMITTER INPUTTING AUDIO ............................29 ..................................29 ALANCED UDIO ....................................29 TEREO NPUT ....................................29 OPERATING FREQUENCIES ..........................30 ..........................30 EMOTE ONTROL AND UHF - A ....................................30 UDIO PRODUCT SUPPORT ............................. 32 SPECIFICATIONS ............................33 ZAXCOM WARRANTY POLICY AND LIMITATIONS ................... 34...
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Page 4: Trx743 Transmitter
TRX743 Transmitter 1. Media Slot Inserting a Micro SD card: With the OLED screen of the transmitter facing you, turn the card so the finger contacts are facing you and pointing down toward the slot. Insert the card into the slot and press it down until you here a slight click. - Page 5 1. Interchangeable Input Cone 2. Power Switch 3. Media Slot 4. Battery Compartment TRX743 uses 2 AA batteries. Alkaline, Lithium or NiMH batteries can be used.
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Page 6: Attaching The Input Cone
Attaching the Input Cone 1. Line up the two screw holes on the cone with the holes on the base. 2. Slide the cone onto the transmitter base. 3. Push the cone firmly in place so that the multi-pin connector engages. 4. -
Page 7: Home Screen
Indicators at -20, -10, 0 dBFS Frequency - This is the transmit frequency of the TRX743. If the TRX743 is being used in RECORD ONLY mode “NOTX” will be displayed. ZaxNet Status IFB RX - The TRX743 is receiving ZaxNet. -
Page 8: Main Menu
The microphone gain is adjusted from this menu. This menu displays the gain setting in decibels and a meter indicating the audio signal. The meter is displayed horizontally from left to right. In the case of a TRX743 with a stereo cone, two meters will be displayed - one for each channel. -
Page 9: Sub Menus
Zaxcom TRX743 Menu Navigation Sub Menus Menu groups The TRX743 has six sub menu groups Time Code - Changes the time code parameters of transmitter. Transmit - Changes the parameters of the UHF transmitter. Record - Changes the parameters of the on-board recorder. -
Page 10: Time Code Menu
AUTO-LOAD REC RUN - In Auto-Load mode the TRX743 will go into record when it detects rolling time code, and will stop when the time code stops. If time code is lost because the IFB signal is too weak the unit will... -
Page 11: Mute Time Code Transmission Until Jammed
When turned ON the TRX743 will automatically set its frame rate to the frame rate that is being transmitted from the ZaxNet transmitter that is feeding the TRX743. If auto frame rate is set to OFF the frame rate will need to be adjusted manually. -
Page 12: Transmit Menu
Also note that after any change to the transmit format is made the TRX743 will need to be rebooted by pressing the card key before the new format takes effect. -
Page 13: Transmitter Disable - Record Only Mode
TX DISABLE : NORMAL TX MODE Record Only Mode - Will set the TRX743 to act as a standalone recorder and will not transmit any audio over UHF. This will conserve battery power since the transmitter is disabled. ... -
Page 14: Record Menu
Zaxcom TRX743 Record Menu RECORD MENU SD Card Format This menu will only appear if a card was inserted prior to booting up PRESS UP KEY 5X: TO ERASE CARD The Micro SD card is erased and formatted from this menu. Please note that all cards need to be formatted in a 3 series transmitter prior to recording. -
Page 15: Time Left On Card
Record on boot up allows the onboard recorder to automatically start recording after the transmitter boots up. ON - The onboard recorder will automatically start to record after the TRX743 boots up. OFF - The onboard recorder will wait for a ZaxNet command or a manual record trigger to start recording. -
Page 16: Zaxnet Menu
Please keep in mind that the range will be limited when receiving ZaxNet from a TRX or ZFR. When the TRX743 is receiving a valid ZaxNet signal the signal strength will be shown as well as signal strength meter that runs vertically on the far right side of the screen. -
Page 17: Group Code Set
ZaxNet without affecting others. So for example a TRX743 set to Group 1 will be controlled by a ZaxNet transmitter set to Group 1 and a TRX743 assigned to group 2 will be controlled by a Group 2 ZaxNet transmitter. This is helpful if two or more people on set are sending ZaxNet commands. -
Page 18: Zaxnet Receive Before Transmit Time
This is adjustable from 1 to 20 Seconds. This menu adjusts the state of the ZaxNet transceiver. This also sets how long after boot-up up the TRX743 will search for ZaxNet time code before it begins transmitting its audio over ZaxNet for monitoring purposes. -
Page 19: Ifb Receive Pulse Set
ZaxNet Menu IFB Receive Pulse Set This menu will only appear if the TRX743 is set to go into transmit in the RX to TX Time menu ZAXNET RX PULSE: The ZaxNet transceiver will stay in transmit mode and never go into receive mode. -
Page 20: Audio Menu
Zaxcom TRX743 Audio Menu AUDIO MENU High Pass Filter HIGH PASS FILTER: 90Hz ____ The high pass filter is turned on and adjusted from this menu. The high pass filter range is 70Hz to 220Hz in 10Hz increments. 2K Notch Filter 2K NOTCH FILTER The 2K notch filter is useful in removing digital RF interference that can be introduced into some microphones. -
Page 21: Dynamics
Zaxcom TRX743 Audio Menu Dynamics DYNAMICS The dynamics is a soft knee compressor that is located after the analog to digital converter which will limit the dynamic range to prevent clipping during occurrences of loud audio. Dynamics is comprised of both a... -
Page 22: Setup Menu
The TRX743 has an internal tone generator which will generate tone so the signal chain can be properly gain staged. From this menu pressing the INC key will turn on the tone generator and cycle through the tone options which are 500Hz at -20dBFS, 1000Hz at -20dBFS or 500Hz at full scale. -
Page 23: Qrx / Erx Firmware Update
Zaxcom TRX743 Setup Menu QRX / ERX Firmware Update PRESS TO SEND QRX PROG FILE This menu is used to update the firmware on a QRX or ERX receiver. If the ZaxNet mode is set to OFF or receive (RX) this menu will allow for QRX firmware to be updated – if the ZaxNet mode is set to transmit (TX) then this menu will allow for ERX to be updated. -
Page 24: Invert Display
This page displays the current firmware version, the serial number, the DSP version, and the option code to tell if the TRX743 is a stereo unit. If the TRX743 is a stereo version the option code will be 07, a non-stereo transmitter will display option code 03. -
Page 25: Hide Transmitter Name Menu
Zaxcom TRX743 Setup Menu Hide Transmitter Name Menu NAME MENU: This setting will hide the name menu. A hidden name menu allows for quicker navigation and prevents accidental changes. HIDDEN - The name menu doesn’t appear when cycling through the menu settings. -
Page 26: Recording Format
Media Capacity The TRX743 can use Micro SD cards, up to 16 GB. While any size card will work we recommend using 4GB cards. All cards that are used in the TRX743 must be formatted in a 3 series transmitter to work properly, cards formatted in any other series transmitter will not record properly. -
Page 27: Firmware
2. Format a micro SD card in the transmitter. 3. Remove the card and with a computer delete the “SNXXXX.ME” file. 4. Download the TRX firmware “THD-XXX.bin” from the Zaxcom website and copy it onto the formatted card. 5. Insert the card into the transmitter. - Page 28 Zaxcom TRX743 Firmware Updating QRX firmware with a TRX transmitter 1. Format a micro SD card in a TRX transmitter. 2. With a computer take the formatted card and perform the following: Delete the “SNXXXX.ME” file from the card.
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Page 29: Inputting Audio
Zaxcom TRX743 Wiring Diagrams Inputting Audio Balanced Audio Stereo Input Time Code In... -
Page 30: Operating Frequencies
Zaxcom TRX743 Operating Frequencies Operating Frequencies ZaxNet - Remote Control and Time Code 2.403 to 2.475 GHz UHF - Audio TRX743.5 512.0 MHz to 614.0 MHz (Blocks 20 through 23) TRX743.6 596.0 MHz to 698.0 MHz (Blocks 23 through 26) - Page 31 Zaxcom TRX743 Antenna Cutting Chart...
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Page 32: Product Support
Download the latest Firmware from: http://zaxcom.com/support/updates/ Download the latest User Manuals from: http://zaxcom.com/support/updates/ Submit Technical Questions at: http://www.zaxcom.com/submit-a-technical-question Submit information for Repair Services at: http://www.zaxcom.com/support/repairs Join the Zaxcom User Forum at: http://www.zaxcom.com/forum/forum.php Join the Zaxcom Face Book User Group at: https://www.facebook.com/groups/682199065139938/... -
Page 33: Specifications
Specifications Transmitter Power output: 25 / 50 / 100mW – Firmware Selectable RF Modulation: Proprietary Digital Method RF Frequency Range: TRX743.5: 512 - 614 MHz TRX743.6: 596 -698 MHz Antenna Connector: 50 Ω SMA Female Emission Designator: 180 KV2E FCC Part: 75.861... -
Page 34: Zaxcom Warranty Policy And Limitations
Product exists to repair or replace a defective Product. Zaxcom’s replacement Product under its limited warranty will be manufactured from new and serviceable used parts. Zaxcom’s warranty applies to repaired or replaced Product for the balance of the applicable period of the original warranty or thirty days from the date of shipment of a repaired or replaced Product, whichever is longer. - Page 35 This alert does NOT apply to Part 74 users Warning: Changes or modifications to this device not expressly approved by Zaxcom Inc. could void the user’s authority to operate the equipment. NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules.