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Lectrosonics - WM Watertight Wireless Microphone Transmitter with M152/WP Lavalier Mic (Freq Block 21) (WM-21)

Availability:
Low stock
Original price $3,220.00 - Original price $3,220.00
Original price
$3,220.00
$3,220.00 - $3,220.00
Current price $3,220.00

SKU: WM-21

The Lectrosonics WM-21 is engineered for uncompromising audio performance in the most challenging environments. Designed with a corrosion-resistant, sealed housing and robust water resistance, the WM transmitter is ideal for outdoor, field production, and extreme weather conditions. The included M152/WP lavalier microphone ensures clear, reliable voice capture with waterproof protection. Operating on frequency block 21 (537.600 – 563.100 MHz), the WM-21 offers selectable power output levels and 250 kHz step tuning for optimal signal performance. Whether for film, broadcast, or sports production, this system delivers professional-grade wireless audio with durability and reliability.

The Key Features of the Lectrosonics WM-21:

  • Rugged watertight aluminum housing for extreme environmental conditions
  • Includes M152/WP lavalier microphone with waterproof capsule
  • Selectable output power: 50, 100, or 250 mW
  • Block 21 frequency range: 537.600 – 563.100 MHz
  • 256 synthesized UHF frequencies in 100 kHz or 250 kHz steps
  • Membrane control panel with LCD for intuitive setup
  • DSP-based audio processing with dual limiter design
  • Up to 5.5 hours of battery life using two AA batteries
  • Ideal for film, ENG, EFP, and reality TV production

The Detailed Specifications for the Lectrosonics WM-21:

  • Frequency Range: 537.600 – 563.100 MHz (Block 21)
  • RF Power Output: Selectable 50 mW, 100 mW, 250 mW
  • Input Connector: TA5M (compatible with lavalier and line input)
  • Microphone: M152/WP waterproof omnidirectional lavalier included
  • Audio Frequency Response: 35 Hz – 20 kHz ±1 dB
  • Dynamic Range: 110 dB (A-weighted)
  • Audio Input Level: -20 dBu to +5 dBu, adjustable
  • Battery Type: Two AA batteries (lithium, alkaline, or NiMH)
  • Battery Life: Up to 5.5 hours (dependent on battery type and power output)
  • Dimensions: 3.45 x 2.42 x 0.75 in (88 x 61 x 19 mm)
  • Weight: 5.5 oz (156 g) with batteries
  • Housing: Machined aluminum with watertight O-ring seals

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