Related Manuals for Lectronics HM/E01
Summary of Contents for Lectronics HM/E01
- Page 1 INSTRUCTION MANUAL HM/E01 Plug-On Transmitter With Digital Hybrid Wireless Technology ® US Patent 7,225,135 Fill in for your records: Serial Number: Purchase Date: Rio Rancho, NM, USA www.lectrosonics.com...
- Page 2 HM/E01 LECTROSONICS, INC.
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Page 3: Table Of Contents
Digital Hybrid ® Plug-On Transmitter Table of Contents General Technical Description ........... 4 Wideband Design ............... 4 Digital Hybrid Wireless ® Technology ........4 No Pre-Emphasis/De-Emphasis ........4 Low Frequency Roll-Off ............. 4 Input Limiter ............... 5 Signal Encoding and Pilot Tone ......... 5 Microprocessor and DSP ........... -
Page 4: General Technical Description
HM/E01 General Technical Description Wideband Design Channel noise still impacts received signal quality and The HM transmitter uses ±50 kHz wide deviation for an excellent signal to noise ratio and wide dynamic range. will eventually overwhelm a receiver. Digital Hybrid... -
Page 5: Input Limiter
Digital Hybrid ® Plug-On Transmitter Input Limiter Battery Options and Operating Time A DSP-controlled analog audio limiter is employed be- Switching power supplies convert battery voltages to fore the analog-to-digital (A-D) converter. The limiter operate various circuit stages with maximum efficien- has a range of more than 30 dB for excellent overload cy. -
Page 6: Battery Installation
HM/E01 Battery Installation Attaching and Removing a Microphone The HM transmitter is powered by two AA batteries. We recommend using lithium batteries for longest life. Lithium batteries provide over X hours of operation at The spring loaded coupler under the XLR jack main- room temperature. -
Page 7: Operating Instructions
The characters rF OFF will appear on the LCD LEDs PWR LED until a button is pressed. Selecting the Compatibility Mode The HM/E01 will work with E01 Series wireless and IFB receivers. To select the mode, enter the setup screens with Digital Hybrid Wireless ®... -
Page 8: Adjusting The Low Frequency Roll-Off
HM/E01 Adjusting the Low Frequency Roll-off Adjusting the Input Gain Repeatedly press the AUDIO button until the LF roll- Adjusting the input gain correctly will maximize the off adjustment screen appears. Then press and hold signal to noise ratio and minimize distortion. The goal... -
Page 9: Locking Or Unlocking The Control Panel
Digital Hybrid ® Plug-On Transmitter Locking or Unlocking the Control Panel About the Phantom Power Supply The Lock mode protects the Three phantom voltages are selectable from the con- transmitter from accidental trol panel. The voltages are: changes to its settings. •... -
Page 10: Optional Accessories
HM/E01 Replacement Pouch Optional Accessories PHTRAN3 MCA5X ADAPTER Leather case with clear window allows full operation Adapts Lectrosonics headset and lavalier micro- of transmitter. End flap snaps open and closed for phones equipped with 5-pin (TA5F) plugs to work with battery replacement. -
Page 11: Compliance Documents
Digital Hybrid ® Plug-On Transmitter Compliance Documents Rio Rancho, NM... -
Page 12: Troubleshooting
HM/E01 Troubleshooting Before going through the following chart, be sure that you have good batteries in the transmitter. It is important that you follow these steps in the sequence listed. SYMPTOM POSSIBLE CAUSE TRANSMITTER PWR LED OFF 1) Battery is inserted backwards or dead. - Page 13 Digital Hybrid ® Plug-On Transmitter SYMPTOM POSSIBLE CAUSE HISS AND NOISE -- AUDIBLE DROPOUTS 1) Transmitter gain (audio level) far too low. 2) Receiver antenna missing or obstructed. 3) Transmitter antenna broken or missing. 4) Operating range too great. 5) Signal interference. Turn off transmitter. If receiver’s signal strength indicator does not drop to nearly zero, this indicates an interfering signal may be the problem.
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Page 14: Specifications And Features
HM/E01 Specifications and Features Operating frequencies: (Frequency usage varies by country) Audio Frequency Response: 35 Hz to 20 kHz, +/-1 dB (The low frequency roll-off is adjustable) Block 470 470.100 - 495.600 Signal to Noise Ratio (dB): Block 19 486.400 - 511.900 (overall system, 400 Series mode) Block 20 512.000 - 537.500... -
Page 15: Service And Repair
Digital Hybrid ® Plug-On Transmitter 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. - Page 16 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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