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Rio Rancho, NM, USA

www.lectrosonics.com

INSTRUCTION MANUAL

HHa-941

Handheld Transmitter

Digital Hybrid Wireless

US Patent 7,225,135

For FCC Part 74 licensed operators

Содержание Digital Hybrid Wireless HHa-941

Страница 1: ...Rio Rancho NM USA www lectrosonics com INSTRUCTION MANUAL HHa 941 Handheld Transmitter Digital Hybrid Wireless US Patent 7 225 135 For FCC Part 74 licensed operators ...

Страница 2: ...HHa LECTROSONICS INC 2 ...

Страница 3: ...s and Accessories 12 Mic Capsule Adjustments 13 EXPERT LEVEL ADJUSTMENT 13 Firmware Update 14 Troubleshooting 16 Specifications 17 Service and Repair 18 Returning Units for Repair 18 FCC Compliance This device complies with FCC radiation exposure limits as set forth for an uncontrolled environment This device should be installed and operated so that its antenna s are not co located or operating in...

Страница 4: ...ct of that noise on the desired signal Conventional analog systems use compandors to increase the signal to noise ratio at the cost of distor tion artifacts Wholly digital systems defeat the noise by sending the audio information in digital form at the cost of some combination of power bandwidth or channel count The Lectrosonics Digital Hybrid Wireless system over comes channel noise by digitally ...

Страница 5: ...r high pass filter frequency selection backlight timeout mute or talkback functions and tuning modes are easily accessed Frequency Selection Operating frequency is normally selected using a receiver or analyzer to assess signals in the local en vironment to avoid interference Once an interference free frequency is identified the transmitter frequency is set to match the receiver The LCD on the tra...

Страница 6: ...ardioid electret with VariMic preamp Along with these two models from Lectrosonics a variety of different capsules with a common thread and electrical interface are available from the major microphone manufacturers A list of compatible capsules is on the website at www lectrosonics com listed on the HH transmitter page Do not touch the contacts between the mic capsule and transmitter body When nec...

Страница 7: ...ansfer is triggered by a switch on the receiver The LCD on the transmitter will display a message confirming that the settings were success fully transferred or an error message that identifies the problem that occurred IR Sync COMPAT Mismatch IR Sync OK Control Panel Six membrane switches on the control panel are used to set up the transmitter by navigating the menus on the LCD and selecting the ...

Страница 8: ...m 3 to 1 The power will then be turned off This can be done from any menu or screen Powering Off 1 NOTE If the Power Button is released before the countdown is completed the unit will remain turned on and the LCD will return to the same screen or menu that was displayed previously Standby Mode A brief push of the Power Button turns the unit on and places it into a standby mode not transmitting Thi...

Страница 9: ...opes are 12 2 dB octave at 35 Hz and 10 1 dB octave at 70 Hz through 125 Hz Gain Freq ProgSw Rolloff Rolloff 70 Hz The roll off frequency is normally adjusted by ear to suit personal preferences Compat The HHa can be used with Lectrosonics IFB systems by selecting the correct Compatibility Mode The receiver must be set to the same mode Compat StepSiz TxPower Phase Compat NU HYBR The available mode...

Страница 10: ...e same voice level that will ac tually be used during the program while observ ing the modulation LEDs Use the UP and DOWN buttons to adjust the gain until the 20 dB LED starts to flicker red and the 10 dB glows green 5 Once the audio gain has been set the signal can be sent through the sound system for overall level adjustments monitor settings etc To do this the unit must be set to transmit see ...

Страница 11: ...rent audio channel on the receiver As soon as the switch is released audio is returned to the program channel NOTE The Talkback function is only available in the Digital Hybrid compatibility mode An error message will appear if Talkback is selected while in another mode ProgSw Power Power turns the power on and off Hold the button in until the count down sequence from 3 to 1 is completed The power...

Страница 12: ...rophone flags commonly used in ENG for network or station ID to keep the flag from covering the side switch and LCD HH2SEN Adapter Adapts Sennheiser G2 G3 and 2000 Series micro phone capsule heads to the HH transmitter Transmitter interface Capsule interface HHA Adapter by Ambient Recording Adapts Neumann KK104 and KK105 and Sennheiser cap sules for the 5000 Series wire less with Shure style threa...

Страница 13: ...icantly alter the gain and tonal quality of the microphone and are to be used only in special circumstances Caution Always make the final decision about sound quality with the windscreen in place Remove the windscreen using the supplied wrench Align flats on the wrench with flats on the capsule Attenuator Adjustment The HHC HHVMC heads include an attenuator in the preamp circuitry to provide an ad...

Страница 14: ...choose Firmware Step 1 Begin by downloading the USB Firmware Updater Program Step 2 Next test the Updater by opening the icon If the driver opens automatically proceed to Step 3 WARNING If you receive the following error the Updater is not installed on your system Follow the TROUBLESHOOTING steps to fix the error TROUBLESHOOTING If you receive the FTDI D2XX error shown above download and install t...

Страница 15: ...then turn it back on to verify that the firmware version on the transmitter LCD matches the firmware version shown on the web site Step 3 Refer to Step 1 to return to Firmware web page Down load Firmware Update and save to a local file on your PC for easy locating when updating Step 4 Open Lectrosonics USB Firmware Updater Step 5 UPDATE Put the transmitter in UPDATE mode by simultaneously holding ...

Страница 16: ...iver audio is muted Unmute receiver 2 Receiver audio output levels set too low 3 Receiver audio output is disconnected or cable defective or mis wired 4 Sound system or recorder input level is turned down DISTORTED SOUND 1 Transmitter Audio Gain set too high Speak or sing into the transmitter and check the Audio Level LEDs Audio Level bar graph in the transmitter LCD and corresponding indicators o...

Страница 17: ...ctave varies slightly w selection System Dynamic Range SmartNR no limiting w limiting OFF 103 5 108 0 NORMAL 107 0 111 5 FULL 108 5 113 0 Note The dual envelope soft limiter provides exceptionally good handling of transients using variable attack and release time constants Once activated the limiter compresses 30 dB of transmitter input range into 4 5 dB of receiver output range thus reducing the ...

Страница 18: ...nty repairs Returning Units for Repair For timely service please follow the steps below A DO NOT return equipment to the factory for repair without first contacting us by letter or by phone We need to know the nature of the problem the model number and the serial number of the equipment We also need a phone number where you can be reached 8 A M to 4 P M U S Mountain Standard Time B After receiving...

Страница 19: ...Wideband Hand Held Transmitter Rio Rancho NM 19 ...

Страница 20: ...ctrosonics Inc will pay for the cost of returning your equipment to you This warranty applies only to items returned to Lectrosonics Inc or an authorized dealer shipping costs prepaid within one year from the date of purchase This Limited Warranty is governed by the laws of the State of New Mexico It states the entire liablility of Lectrosonics Inc and the entire remedy of the purchaser for any br...

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