MIPRO ACT-747 Quad-Channel True Diversity Receiver

• EIA standard 1U rack-mountable metal receiver.
• Advanced true diversity technology for best reception quality.
• 104 selectable frequencies and 16 preset compatible channels per band. More with multiple bands.
• Industryʼs only full-color VFD screen delivers a bright, clear viewing in day/night environments.
• Displays Group, Channel, Frequency, Performerʼs Name, transmitter battery level, RF, Audio, SQ level meters, diversity operation, RF interference warning indicator and Lock status.
• One-touch Autoscan for a clear, interference-free frequency.
• One-touch ACT™ syncs the transmitter and receiver frequency automatically.
• Dual "PiloTone & NoiseLock" circuits minimize interference.
• MIPRO RCS.Net software allows real-time computer set up, control and monitoring.
• Industryʼs only RF interference warning indicator and control for management.
• Displays all pertinent parameters on the same screen for easy control and monitoring.
• All controls are intuitive and easily setup via a single rotary knob.
• RF, audio and transmitter battery status meters.
• Superb RF reliability and transparent audio performance.
• Receiver provides bias voltage for MIPRO antenna systems.
• 100m(330ft.) operating range.
• 100% made in Taiwan ensures high product quality and value.
  

AKG WMS 470 Wireless Instrument Set has an automatic frequency setup function that immediately finds and displays all available channels. WMS470 by AKG operates up to 16 channels simultaneously within the same frequency band and up to 48 channels by using multiple frequency bands. AKG WMS 470 wireless system includes an AKG PT470 transmitter, AKG SR470 receiver and an MKG L instrument cable. WMS470 instrument set  incorporates handheld, headworn and lavalier mic options.

• Ultra-compact, lightweight and rugged magnesium housing.
• 64 MHz wide bandwidth.
• Dual-antenna diversity design eliminates signal dropouts and enhances RF stability.
• lightweight, exceptionally durable magnesium alloy bodypack case.
• LCD screen displays audio & RF metering, battery status bar, group & channel, R/L balance.
• Selectable stereo, mono or mixed output mode.
• PLL-synthesized technology enables large compatible channels operation.
• ACT syncs the transmitter & receiver frequency automatically.
• Menu controls and indicators accessed by three buttons.
• S/N ratio > 95dBA (stereo receiving).
• 95dB stereo separation.
• 20 Hz ~ 15 kHz Frequency Response.
• 0.1% @ 1kHz distortion.
• Earphone output power 120mW @ 16Ω.
• Extended operating hours with 2 AA alkaline batteries.
• Dual unbreakable soft antennas.

System Specifications
Operating Frequencies: UHF band

Band C: 541.500 MHz to 566.375 MHz (996 frequencies)

Band D: 655.500 MHz to 680.375 MHz (996 frequencies)

Band I: 482.000 MHz to 507.000 MHz (1001 frequencies)

Not all frequencies are available in all areas. Please check with local regulations.

Minimum Frequency Step: 25 kHz

Modulation Mode: FM

Maximum Deviation: +/-35 kHz

Dynamic Range: > 110 dB (A-weighted), typical

Total Harmonic Distortion:
Operating Range: 100 m (300'), typical

Open range environment with no interfering signals.

Operating Temperature Range: -5o C to +45o C (23o F to 113o F)

Battery and LCD performance may be reduced at very low temperatures.

Frequency Response: 70 Hz to 15 kHz (+1 dB, -3 dB)

Receiver
Receiving System: True diversity

Image Rejection: 60 dB nominal, 55 dB minimum

RF Sensitivity: 20 dBuV at 60 dB S/N ratio

Maximum Output Level: XLR, balanced: +9 dBV; 1/4-inch (6.3 mm), unbalanced: +7 dBV

Antenna Input: BNC-type, 50 ohms

Bias voltage 12V DC, 60 mA, each

Power Requirements: 12-18V DC, 500 mA

Dimensions: 210.0 mm (8.27“) W x 164.4 mm (6.47“) D x 44.0 mm (1.73“) H
Not including BNC connectors or feet.

Net Weight: 1.1 kg (38.8 oz), without accessories

Accessories Included: Two flexible UHF antennas; AC adapter (country dependent); rack-mount adapters

Body Pack
RF Power Output    High: 30 mW, Low: 10 mW (switchable), at 50 ohms

Spurious Emissions: Following federal and national regulations

Input Connection: Four-pin Locking Connector
- Pin 1: GND
- Pin 2: INST INPUT
- Pin 3: MIC INPUT
- Pin 4: DC BIAS +5V

Batteries: Two 1.5V AA, not included

Battery Life:
- High: 6 hours (alkaline)
- Low: 8 hours (alkaline)

Depending on battery type and use pattern.

Dimensions: 66.0 mm (2.60“) W x 24.0 mm (0.94“) D x 87.0 mm (3.43“) H

Net Weight: 81 g (2.9 oz), without batteries Dimensions and Weight in PackagingChannel DShipping Weight: 5 lbs Shipping Dimensions: 15 x 13 x 4 in Channel CShipping Weight: 5 lbs Shipping Dimensions: 15 x 13 x 4 in Channel IShipping Weight: 6 lbs Shipping Dimensions: 15 x 14 x 4 in

Audio-Technicaʼs second-generation 2000 Series is a 10-channel frequency-agile UHF wireless system designed to suit a variety of applications, including MI/live performance, fixed installation, public address, A/V rental houses and places of worship. It offers all the advantages of a high-quality, professional wireless system at an extremely affordable price. New professional features include two available frequency bands and switchable antenna power. Also new to the 2000 Series, the optional ATW-CHG2 two-bay recharging station provides power to recharge NiMH batteries in two ATW-T220a handheld transmitters and/or ATW-T210a UniPak® transmitters in any combination.

Offering 10 selectable channels in one of two UHF frequency ranges and True Diversity UHF wireless technology, the 2000 Series features automatic frequency scanning. At the touch of a button, this function automatically determines and sets the best available frequency. Any of the 2000 Seriesʼ 10 channels may be used together without any frequency coordination problems or group selection issues. The 2000 Series also incorporates Audio-Technicaʼs Tone Lock™ squelch plus an easy-to-read LCD information display.

    Serious advances in affordable professional wireless
    Clear sound quality and rock-solid, dependable performance
    Automatic frequency scanning
    10 compatible user-switchable channels in one of two UHF frequency ranges
    Antenna power available for powered antennas & other in-line RF devices
    True Diversity operation selects the better signal from the two receiver sections, reducing dropouts
    Tone Lock™ tone squelch system fights interference
    Rugged metal half-rack receiver with soft-touch controls and LCD display
    Balanced XLR and unbalanced 1/4” output jacks enable use with a wide variety of audio gear
    Switchable transmitter power output with high and low settings offered
    Includes rack-mount kit and detachable UHF antennas
    Ground-lift switch helps eliminate audible hum caused by ground loops between the sound system and receiver
    ATW-T220a Handheld Microphone/Transmitter features PRO 41 Capsule for maximum feedback rejection and consistent sound
    New charger (ATW-CHG2 ) available for ATW-T220a & ATW-T210a transmitters

System Specifications
Operating Frequencies: UHF band

Band C: 541.500 MHz to 566.375 MHz (996 frequencies)

Band D: 655.500 MHz to 680.375 MHz (996 frequencies)

Band I: 482.000 MHz to 507.000 MHz (1001 frequencies)

Not all frequencies are available in all areas. Please check with local regulations.

Minimum Frequency Step: 25 kHz

Modulation Mode: FM

Maximum Deviation: +/-35 kHz

Dynamic Range: > 110 dB (A-weighted), typical

Total Harmonic Distortion:
Operating Range: 100 m (300'), typical

Open range environment with no interfering signals.

Operating Temperature Range: -5o C to +45o C (23o F to 113o F)

Battery and LCD performance may be reduced at very low temperatures.

Frequency Response: 70 Hz to 15 kHz (+1 dB, -3 dB)

Receiver
Receiving System: True diversity

Image Rejection: 60 dB nominal, 55 dB minimum

RF Sensitivity: 20 dBuV at 60 dB S/N ratio

Maximum Output Level: XLR, balanced: +9 dBV; 1/4-inch (6.3 mm), unbalanced: +7 dBV

Antenna Input: BNC-type, 50 ohms

Bias voltage 12V DC, 60 mA, each

Power Requirements: 12-18V DC, 500 mA

Dimensions: 210.0 mm (8.27“) W x 164.4 mm (6.47“) D x 44.0 mm (1.73“) H
Not including BNC connectors or feet.

Net Weight: 1.1 kg (38.8 oz), without accessories

Accessories Included: Two flexible UHF antennas; AC adapter (country dependent); rack-mount adapters

Body Pack
RF Power Output    High: 30 mW, Low: 10 mW (switchable), at 50 ohms

Spurious Emissions: Following federal and national regulations

Input Connection: Four-pin Locking Connector
- Pin 1: GND
- Pin 2: INST INPUT
- Pin 3: MIC INPUT
- Pin 4: DC BIAS +5V

Batteries: Two 1.5V AA, not included

Battery Life:
- High: 6 hours (alkaline)
- Low: 8 hours (alkaline)

Depending on battery type and use pattern.

Dimensions: 66.0 mm (2.60“) W x 24.0 mm (0.94“) D x 87.0 mm (3.43“) H

Net Weight: 81 g (2.9 oz), without batteries Dimensions and Weight in PackagingChannel DShipping Weight: 5 lbs Shipping Dimensions: 15 x 13 x 4 in Channel CShipping Weight: 5 lbs Shipping Dimensions: 15 x 13 x 4 in Channel IShipping Weight: 6 lbs Shipping Dimensions: 15 x 14 x 4 in