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Summary of Contents for Lectronics Digital Hybrid Wireless HHa-941
- Page 1 INSTRUCTION MANUAL HHa-941 Handheld Transmitter Digital Hybrid Wireless ® US Patent 7,225,135 For FCC Part 74 licensed operators Rio Rancho, NM, USA www.lectrosonics.com...
- Page 2 LECTROSONICS, INC.
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Page 3: Table Of Contents
Wideband Hand Held Transmitter Table of Contents General Technical Description ......... 4 Microphone Capsules: ............6 Mechanical Assembly ............6 Battery Installation ............7 IR Sync ................7 Control Panel ..............7 Setup and Adjustments ............ 7 Powering On ..............7 Powering Off .............. -
Page 4: General Technical Description
General Technical Description Introduction Digital Hybrid Wireless Technology ® The HHa handheld transmitter uses state-of-the-art All wireless links suffer from channel noise to some Digital Hybrid Wireless wireless technology, select- degree and all wireless microphone systems seek to ® able output power and a versatile microphone capsule minimize the impact of that noise on the desired signal. - Page 5 Wideband Hand Held Transmitter Pilot Tone Squelch Antenna The benefit of the pilot tone squelch system is that the A uniquely designed helical antenna allows the trans- associated receiver will remain muted until it receives mitter to be held in any position, since the user’s hands the pilot tone from the matching transmitter, even if a have little or no effect on the RF output power.
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Page 6: Microphone Capsules
Mechanical Assembly A mic capsule is threaded onto the body of the transmitter in the direction shown. Do not overtighten it. The lower housing opens by rotating it in the direction shown. After the threads are disengaged, pull the housing downward until it engages the detent that holds it open. -
Page 7: Battery Installation
Wideband Hand Held Transmitter Battery Installation Control Panel To insert batteries, close the eject lever and insert the Six membrane switches on the control panel are used upper contacts first (closest to the mic capsule). Polar- to set up the transmitter by navigating the menus on ity is marked on the label in the bottom of the battery the LCD and selecting the desired values. -
Page 8: Powering Off
Powering Off Battery Condition Press and hold the Power Button (or the side but- An icon on the Main Window indicates the remaining ton if it is configured for turning the power on and off) power of the transmitter batteries. This battery gauge for several seconds and observe the LCD countdown is most accurate with the typical voltage drop across progress from 3 to 1. - Page 9 Wideband Hand Held Transmitter Gain Compat This setting is very important since it will determine the The HHa can be used with Lectrosonics IFB systems audio signal to noise ratio and dynamic range that the by selecting the correct Compatibility Mode. The wireless system will deliver.
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Page 10: Input Gain Adjustment
Input Gain Adjustment Phase The phase (polarity) of the audio can be inverted to The two bicolor Modulation LEDs (located at the bot- match other microphone capsules as needed. tom of the control panel) provide a visual indication of the audio signal level entering the transmitter. TxPower Phase Phase... -
Page 11: Programmable Switch Functions
Wideband Hand Held Transmitter Programmable Switch Cough is a momentary mute switch. Functions ProgSw Audio is muted while the button is held in. Cough NOTE: The Power and Cough functions were added starting with serial number 1001. A special button (the Side Button) on the outside of the housing can be configured to provide several differ- ent functions, or to be inoperative. -
Page 12: Parts And Accessories
Parts and Accessories #CCHH - Zippered Pouch HH2SEN Adapter Padded zipper pouch for handheld transmitter Adapts Sennheiser G2, G3 and 2000 Series micro- phone capsule heads to the HH transmitter. Transmitter interface Capsule interface #26872 Mic Capsule Wrench Custom wrench for removing windscreen from mic HHA Adapter by Ambient Recording capsule Adapts Neumann KK104 and... -
Page 13: Mic Capsule Adjustments
Wideband Hand Held Transmitter Mic Capsule Adjustments Resonance tuned HHVMC capsule (EXPERT LEVEL ADJUSTMENT) suspension These adjustments significantly 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. -
Page 14: Firmware Update
Firmware Update Step 2: Next, test the Updater by opening the icon: If the Updating the firmware is a simple matter of download- driver opens automatically, proceed to Step 3. ing a utility program and file from the website and run- WARNING: If you receive the following error, the ning the program on a Windows operating system Updater is not installed on your system. - Page 15 Wideband Hand Held Transmitter Step 3: The USB port on the transmitter requires a micro-B Refer to Step 1 to return to Firmware web page. Down- male plug on the connecting cable. The other end of load Firmware Update and save to a local file on your the cable would normally be a USB A-Type male con- PC for easy locating when updating.
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Page 16: Troubleshooting
Troubleshooting SYMPTOM POSSIBLE CAUSE TRANSMITTER WILL NOT POWER ON 1) Batteries are inserted backwards. 2) Batteries are dead, or too low to be used. HH MODULATION LEDs OFF 1) Audio Gain set too low. 2) Battery is inserted backwards. Check LCD for power indication. 3) Mic capsule is damaged or malfunctioning. -
Page 17: Specifications
Wideband Hand Held Transmitter Specifications Operating frequencies: 941.525 - 951.975 MHz 952.875 - 956.225 MHz 956.475 - 959.825 MHz Channel Step Size: Normal Tuning mode: 100 kHz Fine Tuning mode: 25 kHz RF Power output: Selectable at 50 or 100 mW Pilot tone: 27 to 32 kHz frequency (Digital Hybrid Mode);... -
Page 18: Service And Repair
Service and Repair If your system malfunctions, you should attempt to correct or isolate the trouble before concluding that the equip- ment needs repair. Make sure you have followed the setup procedure and operating instructions. Check the inter- connecting cables and then go through the Troubleshooting section in this manual. We strongly recommend that you do not try to repair the equipment yourself and do not have the local repair shop attempt anything other than the simplest repair. - Page 19 Wideband Hand Held Transmitter Rio Rancho, NM...
- Page 20 LIMITED ONE YEAR WARRANTY The equipment is warranted for one year from date of purchase against defects in materials or workmanship provided it was purchased from an authorized dealer. This warranty does not cover equipment which has been abused or damaged by careless handling or shipping.
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