Bosch – MW1-LTX-F4 Belt-pack transmitter, 606-630 MHz

The MW1-LTX-F4 is a professional-grade wireless belt-pack transmitter designed for seamless audio performance in various public address applications, including houses of worship, conference centers, hotels, restaurants, and retail settings.

Key Features

• 193 Selectable UHF Channels: Ensures flexibility and minimized interference across a frequency range of 606–630 MHz.
• PLL Synthesized Technology: Guarantees precise and stable frequency control.
• LCD Display: Provides real-time battery status and frequency indication for quick monitoring.
• Lock Function: Prevents accidental changes to settings during use.
• Long Battery Life: Operates approximately 15 hours on two alkaline AA batteries.

System Components

The MW1 system includes versatile options for tailored solutions:

1. Wireless Belt-Pack Transmitter (MW1-LTX-F4) with Lavalier Microphone (MW1-LMC).
2. Optional Head-Worn Microphone (MW1-HMC) for hands-free applications.
3. Wireless Handheld Microphone (sold separately).

Accessories such as protective cases, clips, batteries, and windscreen are provided for ease of use and durability.

Technical Specifications

Electrical

• Modulation: FM frequency modulation.
• Frequency Range: 606–630 MHz with 193 channels in 125 kHz steps.
• Frequency Stability: ±0.005%.
• Signal-to-Noise Ratio: >102 dB.
• Dynamic Range: >110 dB.
• Battery Requirements: 2 x AA (LR6/UM3) batteries with ~15 hours runtime.
• RF Output Power: 10 mW.

Lavalier Microphone

• Connector Type: Mini XLR (tiny QG).
• Frequency Response: 100 Hz–12 kHz.
• Polar Pattern: Cardioid.
• Sensitivity: -70 dB ± 3 dB.
• Maximum SPL: 130 dB (for 1% THD).

Mechanical

Belt-Pack Transmitter

• Dimensions: 105 x 78 x 34 mm.
• Weight: 176 g (without antenna).
• Color: Charcoal.
• Antenna: Flexible for durability and portability.

Lavalier Microphone

• Dimensions: 30 x 16 mm.
• Weight: 20 g.
• Cable Length: 1 m.

Environmental Specifications

• Operating Temperature: -25 °C to +55 °C.
• Storage Temperature: -40 °C to +70 °C.
• Humidity Tolerance: <95%.

Certifications and Approvals

• CE Compliance: Meets EU standards, including RED (2014/53EU) and RoHS (2011/65/EU).
• EMC Standards: Compliant with EN 60065, EN 301 489, and EN 301 422.