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4 System Features (dual-channel) • Two completely independent receiver channels in a single unit, for simultaneous operation of two microphones • True Diversity operation for resistance to multi-path interference and dropouts • UHF reception with 996 frequencies selectable in 25 kHz steps • Automatic frequency scanning for easy selection of open channels • Tone Lock™ squelch system eliminates interference when transmitter is off • Two independent balanced outputs • Headphone monitor
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5 Quick Overview of System Operation Thank you for purchasing this Audio-Technica 1800 Series Dual-channel Camera-mount UHF Wireless Microphone System. All 1800 Series systems are designed primarily to be used with video cameras, with the ATW-R1820 dual-channel receiver mounted on a camera and connected to the camera's audio input; the systems may also be used with other components equipped with microphone-level input(s). This system is equipped with a dual receiver, which consists of two compl
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6 ATW-R1820 Dual-channel Receiver Controls (front panel) 2 5 1 7 2 3 4 6 9 8 3 1 LCD Liquid Crystal Display shows battery status and frequency settings. (Use the Dual-channel Control Switch (6) to select frequencies for Receiver Channel 1 and Receiver Channel 2; in Hold position, only Receiver Channel 1 frequency appears in LCD.) Battery meter is only active when Dual-channel Control Switch is in the Hold position. 2 Antenna Input Jacks BNC-type antenna connectors. Antennas A & B (split interna
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7 (rear panel) 10 12 14 12 11 16 13 17 15 13 Balanced Audio Output Jack: TA3M-type connector. Pin 1: ground (shield); Pin 2: “audio +”; 10 Output A PIN 1 PIN 3 Pin 3: “audio -” . Use the included TA3M to XLRM interface cable to connect the receiver output to a balanced microphone-level input on a camera, mixer or integrated amplifier. Balanced Audio Output Jack: TA3M-type connector. Pin 1: ground (shield); Pin 2: “audio +”; 11 Output B Pin 3: “audio -” . Use the included TA3M to XLRM interface
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8 ATW-R1820 Dual-channel Receiver Batteries Battery Selection Each ATW-R1820 dual-channel receiver uses six 1.5V AA batteries, not included. Alkaline type is recommended. Always replace all batteries. Make certain the receiver power is Off before replacing batteries. Note: The ATW-R1820 receiver also functions without batteries if connected to an external power supply (12V DC source, 500 mA nominal current, not included). Battery Installation 1. Open the battery compartment door by pushing the c
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9 3. To “back out” of the Manual Frequency Set mode without making a frequency choice, simply press the Set button once to exit the menu and return the receiver to normal operation. The word “ESCAPE” will appear in the window, and no changes in frequency setting will be made; the receiver's audio output will again be enabled (when Dual-channel Control Switch is returned to Hold position). To set frequency for Receiver Channel 2, switch Dual-channel Control Switch to 2 (right position). Repea
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10 Using the Automatic Scan Function First… to Set Receiver Frequency Turn the power on by moving the Power Switch to 1 (for single-channel operation). Then switch (single-channel operation) Dual-channel Control Switch to 1 (left position). Note: Output B is not active when Power Switch is in the “1” position. 1. Press the Set button to enter the Frequency Selection Menu mode; the word “MENU” will appear. 2. Use the Up or Down arrow to reach Scan 1, Scan 2, or Scan 3. Press the Set button once
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POWER/MUTE SET 11 ™ ATW-T1801 UniPak Body-pack & ATW-T1802 Plug-on Transmitter Controls 1 5 2 4 3 POWER 10 6 MUTE 12 SET 3 7 8 2 7 9 6 11 8 11 ™ The ATW-T1801 UniPak body-pack transmitter includes a field-replaceable flexible antenna. For 1 Antenna best results, allow the antenna to hang freely and full length from the bottom of the transmitter. If the received signal is marginal, experiment with different transmitter positions or try reposi- tioning the receiver. Since the transmitter antenna s
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POWER/MUTE SET 12 Transmitter Batteries ATW-T1801 ATW-T1802 Battery Selection Each transmitter uses two 1.5V AA batteries, not included. Alkaline type is recommended. Always replace both batteries. Make certain the transmitter power is Off before replacing batteries. Transmitter Battery 1. Open the battery compartment door by sliding the catch down (on body-pack) or pushing in Installation direction of arrow (on plug-on transmitter). 2. Observe correct polarity as marked on the metal contac
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13 Function Menu Default Setting Choices (Edit) Wrap-around* Transmitter Functions Frequency Lowest in band 996 frequencies Yes (25 kHz steps) RF Power RF LOW RF LOW, RF HI Yes Audio Input Level +6 dB -6 dB, 0 dB, +6 dB, +12 dB No Power/Mute Locks NO.LOC NO.LOC, ALL.LOC, Yes MUT.LOC, PWR.LOC Input Select** MIC MIC, INST Yes Reset to Defaults PRESET See Restore Default – Settings, page 14 Quit QUIT Press Set to exit – * Continue in the same Up/Down direction and choices “wrap around” to the
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14 Operating the Transmitter (continued) Restore Default Settings 1. A “PRESET” selection in the menu allows you to reset all transmitter functions to their factory-default values. 2. Press the Set button once to move to Menu mode. 3. Press the Up arrow twice to move to “PRESET” in the LCD window. 4. Press the Set button once and “LOAD” will appear in the LCD. 5. Press and hold the Set button until “DEF” appears in the LCD. 6. Press and hold the Set button until “LOADED” appears briefly in the
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15 † Specifications UHF Operating Frequencies Overall System Band C: 541.500 to 566.375 MHz Band D: 655.500 to 680.375 MHz Number of Operating Frequencies 996 total per band (25 kHz increments) Frequency Stability ±0.005%, Phase Lock Loop frequency control Modulation Mode FM Normal Deviation ±10 kHz Operating Range 100 m (300') typical Operating Temperature Range 23˚ F (-5˚ C) to 113˚ F (45˚ C) Frequency Response 70 Hz to 15 kHz Receiving System Dual independent RF sections, ATW-R1820 Dual-chann
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One-Year Limited Warranty Audio-Technica professional wireless systems purchased in the U.S.A. are warranted for one year from date of purchase by Audio-Technica U.S., Inc. (A.T.U.S.) to be free of defects in materials and workmanship. In event of such defect, product will be repaired promptly without charge or, at our option, replaced with a new product of equal or superior value if delivered to A.T.U.S. or an Authorized Service Center, prepaid, together with the sales slip or other proof of
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wireless
wireless
1800 Series
wireless
Camera-mount UHF Wireless
Microphone Systems (dual-channel)
wireless
wireless
™
ATW-1821 UniPak Body-pack Transmitter System
ATW-1822 Plug-on Transmitter System
ATW-1823 Plug-on and Body-pack Transmitter System
Set-up and Operation
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2 This device complies with part 15 of the FCC Rules. Operation is subject to the condition that this device does not cause harmful interference. This device complies with INDUSTRY CANADA R.S.S. 210, en conformité avec IC: RSS-210/CNR210. Operation is subject to the following conditions: 1) This device may not cause harmful interference and 2) this device must accept any interference received, including interference which may cause undesired operation. Changes or modifications not expressly ap
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3 1800 Series Components (dual-channel) Receiver and Included Components/Accessories Pouch with belt clip ATW-R1820 Two detachable Two 18" output cables, (holds receiver) Dual-channel receiver antennas TA3F to XLRM Note: All model numbers have an additional letter at the end to indicate frequency band. Transmitters ATW-T1801 ATW-T1802 UniPak™ transmitter with included omnidirectional lavalier microphone Plug-on transmitter System Configurations ATW-1821 ATW-1822 ATW-1823 Camera-mount UHF Wir
