OM1800Ser_dual(europ).qxd:Layout 1 1/10/07 14:35 Page 16

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Specifications*

UHF Operating Frequency

 

 

Overall System

Band C :

 

541.500 to 566.375 MHz

 

Band D :

655.500 to 680.375 MHz

 

Band E :

795.500 to 820.000 MHz

 

Band F :

840.125 to 864.875 MHz

Number of Operating Frequencies

up to 996 frequencies per band

 

 

Frequency Stability

±0.005%, Phase Lock Loop frequency control

 

Modulation Mode

FM

Normal Deviation

±10kHz

 

 

Operating Range

100m (300’) typical

 

 

Operating Temperature Range

-5º C (23º F) to 45º C (113º F)

 

 

Frequency Response

 

70 Hz to 15 kHz

 

 

 

 

 

 

 

E

N

Receiving System

Dual independent RF sections,

ATW-R1820 Dual-channel Receiver

 

automatic-switching diversity

 

Image Rejection

>50 dB typical

 

Signal-to-Noise Ratio

104 dB at 30 kHz deviation (A-weighted),

 

 

maximum modulation 37 kHz

 

Total Harmonic Distortion

<1% (±10 kHz deviation at 1 kHz)

 

Sensitivity

25 dBµV, (S/N 60 dB at 5 kHz deviation, A-weighted)

 

Audio Output (balanced)

27 mV (at 1 kHz, ±5 kHz deviation)

 

Output Connector

3- pin mini XLR (TA3M-type)

 

Monitor Headphone Output (typical)

35 mW max., 32 ohm load (per channel)

 

Monitor Headphone Jack

3.5 mm TRS, signals on both Tip and Ring

 

External Power Requirements

12V DC nominal, 500 mA

 

Batteries (not included)

Six 1.5V AA alkaline

 

Current Consumption (battery)

 

 

Dual-channel Operation

600 mA typical

 

Single-channel Operation

350 mA typical

 

Battery Life

 

 

Dual-channel Operation

6 hours typical*

 

Single-channel Operation

10 hours typical*

 

 

* depending on battery type and use pattern

 

Dimensions

85.0 mm (3.35”) W x 133.0 mm (5.24”) H x 36.0 mm (1.42”) D

 

Net Weight (without batteries)

425 grams (15.0 oz)

 

Accessories Included

Two flexible UHF antennas; two 45cm (18”) TA3F to XLRM

 

 

output cables; belt pouch

 

RF Power Output

High: 30 mW; Low: 10 mW, nominal

ATW-T1801 UniPak ™ Body-pack Transmitter

Spurious Emissions

According to R&TTE Directive

 

Dynamic Range

>105 dB, A-weighted

 

Input Connections

High impedance, low impedance, bias

 

Batteries (not included)

Two 1.5V AA alkaline

 

Current Consumption

High: 180 mA; Low: 160 mA, typical

 

Battery Life

Approximately 6 hours (High); 8 hours (Low),

 

 

depending on battery type and use pattern

 

Dimensions

66.0 mm (2.60”) W x 87.0 mm (3.43”) H x 24.0 mm (0.94”) D

 

Net Weight (without batteries)

80 grams (2.8 oz)

 

RF Power Output

High: 30 mW; Low: 10 mW, nominal

ATW-T1802 Plug-on Transmitter

Spurious Emissions

According to R&TTE Directive

 

Dynamic Range

>105 dB, A-weighted

 

Input Connector

3-pin locking XLRF-type

 

Microphone Power

Provides power to condenser microphones rated to

 

 

operate on 12V phantom power or less.

 

Batteries (not included)

Two 1.5V AA alkaline

 

Current Consumption

High: 180 mA; Low: 160 mA, typical

 

Battery Life

Approximately 6 hours (High); 8 hours (Low),

 

 

depending on battery type and use pattern

 

Dimensions

40.0 mm (1.57”) x 111.0 mm (4.37”) x 40.0 mm (1.57”)

 

Net Weight (without batteries)

199 grams (7.0 oz)

 

*Specifications are subject to change without notice.

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Audio-Technica ATW-T1820 Specifications, Overall System, ATW-R1820 Dual-channel Receiver, ATW-T1802 Plug-on Transmitter
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ATW-T1820 specifications

The Audio-Technica ATW-T1820 is a high-performance handheld transmitter designed for use in various live sound applications, including concerts, speeches, and presentations. This reliable and versatile device operates as part of the Audio-Technica 1800 Series wireless systems, ensuring high-quality audio transmission with minimal interference.

One of the standout features of the ATW-T1820 is its exceptional audio clarity. It utilizes a dynamic microphone capsule, which captures vocals with precision, ensuring that every nuance of the performance is transmitted with fidelity. Additionally, the microphone is designed to minimize handling noise, making it an ideal choice for active performers who may be moving around while speaking or singing.

The ATW-T1820 incorporates advanced digital technology, specifically the 1800 Series' dual-channel receiver capabilities. This allows users to select from a wide range of frequencies to avoid interference with other wireless systems, making it suitable for multi-system setups in larger venues. The reliable UHF operation ensures stable connections over longer distances, which is vital in dynamic environments.

One of the user-friendly aspects of the ATW-T1820 is its simple interface, allowing performers and sound engineers to easily navigate settings and make adjustments on the fly. The transmitter features a clear LCD display that provides real-time information such as battery status and selected frequency, ensuring that users are always informed about the operational status of the device.

Battery life is another critical characteristic of the ATW-T1820. It operates on two AA batteries, providing up to 10 hours of continuous use, which is essential for long events where changing batteries frequently can be disruptive. The transmitter also features automatic power-saving functions, prolonging battery life and enhancing its reliability.

In terms of build quality, the ATW-T1820 is designed for durability. The rugged construction can withstand the rigors of touring and frequent use, making it an excellent investment for professionals. Additionally, its lightweight design ensures ease of handling without sacrificing sturdiness.

Overall, the Audio-Technica ATW-T1820 is an exemplary handheld transmitter that combines audio excellence, user-friendly features, and robust durability. Whether in a concert hall, conference center, or outdoor event, the ATW-T1820 is engineered to deliver outstanding performance, making it a preferred choice for sound professionals who demand quality and reliability from their equipment.
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