• LT-A1 beltpack transmitter front angled right view showing blue LCD frequency display, MENU/SEL and arrow keys, and whip antenna, Lectrosonics
  • LT-A1 bodypack transmitter front view showing LCD screen, MENU/SEL, BACK, power and up/down buttons, BATT LED and top antenna connector, Lectrosonics
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Lectrosonics LT-A1 Digital Hybrid Bodypack Wireless Transmitter

Lectrosonics LT-A1 Digital Hybrid Bodypack Wireless Transmitter

SoundPro Item: 202525 | Part Number: LT-A1

$1,508.00
$1,674.00 $1,508.00
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MSRP: $1,674.00 | MAP: $1,508.00

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  • Digital Hybrid Wireless Delivers Compandor-Free, Transparent Audio Quality
  • Cross-Manufacturer Compatibility Modes Protect Existing Analog Receiver Investments
  • DSP-Controlled Dual-Envelope Soft Limiter Handles Transients Without Overload Distortion
  • IR Port Enables Automatic Frequency Coordination With Compatible Receivers
  • Menu-Selectable Mic Or Instrument Input Supports Diverse Source Types
  • Configurable Top Panel Switch Operates As Power, Mute, Or Talkback Control
  • Solid Aluminum Billet Housing With Electroless Nickel Finish For Production Durability
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The Lectrosonics LT-A1 is a professional-grade bodypack transmitter engineered for engineers and production teams who require uncompromising audio quality in demanding RF environments. Its Digital Hybrid Wireless technology encodes audio digitally in the transmitter and decodes it in the receiver while transmitting over an analog FM link, eliminating the artifacts introduced by traditional compandor-based systems. The result is transparent, high-dynamic-range audio across the full signal chain, making it a reliable choice for theater, broadcast, video production, and house of worship applications.

The LT-A1 is built to integrate seamlessly into established wireless infrastructures. Compatibility modes allow it to work alongside select analog receivers from other manufacturers, reducing the cost of transitioning to a Digital Hybrid workflow. An IR port enables automatic frequency coordination with compatible receivers, while a USB port keeps the unit current with firmware updates. The servo bias input accommodates mic or instrument signals with 44 dB of digital gain control in 1 dB steps, and a DSP-controlled dual-envelope soft limiter handles transient peaks exceeding 30 dB above full modulation without audible distortion.

The housing is machined from solid aluminum billet and finished with a black electroless nickel coating for durability under daily production use. Operators can configure the top panel switch as a simple power control for talent-friendly one-touch operation, or enable mute and talkback functions for more complex production workflows. Two AA batteries provide usable runtime, and an optional battery eliminator is available for applications requiring hardwired power.

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Specifications

Operating Frequencies
US Band A1
470.100 - 537.575 MHz
US Band B1
537.600 - 607.950 MHz
US Band 606
606.000 - 631.500 MHz
US Band C1
614.400 - 691.175 MHz
Frequency Selection Steps (US)
Selectable; 100 kHz or 25 kHz
Frequency Stability
+/- 0.002%
RF Performance
RF Power Output (US)
Selectable: 50 or 100mW
Compatibility Modes (US)
Nu Hybrid, IFB, Mode 3
Spurious Radiation (US)
Compliant with ETSI EN 300 422-1 v1.4.2
Pilot Tone
25 to 32 kHz; 3 kHz deviation (Digital Hybrid); 25 to 32 kHz; 3.5 kHz deviation (Nu Hybrid)
Emission Designator
110KF3E
Audio Performance
Frequency Response (Line/Instrument)
35 Hz to 20 kHz (+/-1 dB)
Frequency Response (Mic Input)
35 Hz to 20 kHz (+/-1 dB)
Mic Input LF Roll-Off
Selectable knee at 35, 50, 70, 100, 120, 150 Hz
Equivalent Input Noise
-120 dBV (A-weighted)
THD
0.2% (typical)
Input Limiter
DSP controlled, dual envelope soft limiter with greater than 30 dB range
Gain Control Range
44 dB; digital control in 1 dB steps
Modulation Indicators
Dual bicolor LEDs at -20, -10, 0, +10 dB; LCD bar graph
Input
Mic Input Level
Nominal 2 mV to 300 mV before limiting; greater than 1V maximum with limiting
Instrument Input
1M Ohm high level
Input Impedance (Line)
2k Ohm
Input Impedance (Mic)
300 Ohm
Audio Input Jack
Switchcraft 5-pin locking (TA5F)
Power
Battery
Two AA; alkaline, lithium, or NiMH rechargeable
Battery Life (Duracell Quantum)
4.75 hours
Battery Life (Eneloop 2400 mAh NiMH)
5.5 hours
Construction
Antenna
Galvanized steel, flexible wire
Finish
Black electroless nickel (ebENi)
Dimensions
Dimensions
2.85 x 2.45 x .75 in. (72 x 62 x 19 mm)
Weight
Weight
5.9 oz (169 g) with lithium AA batteries
Included Items
Included Batteries
2x AA batteries
Included Antenna Module
1x AMMXX (specify block)
Included Belt Clip
26895 wire belt clip (installed on transmitter)

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