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Optical Receiver (Downloadable Plans)

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Price:
$5.00
SKU:
LLR3/4-D


Product Description

Ultra Sensitive High Performance

Optical Receiver

The assembled LLR40 is included with our LWB90 high-performance laser window bounce listener, but the plans are offered here if you wish to purchase them seperately.

Detects ultra low level voice modulated light waves. Use for laser window bounce with our invisible IR laser #CWL series or for long range optical communication. Built in voice filter with many amenities. 9 volt battery operation with cushioned headsets easily mounts to video tripod. Features low noise GaAsFET preamplifier. Includes external light bias control, EXT10 extender and condensing lens, HS20 cushioned headsets with individual volume controls and LWB9 plans showing how to make 3 laser window bounce systems.

  • Cylindrical Enclosure
  • Easily Retrofits To Tripod
  • Includes Headsets
  • 9 Volt Battery Operation
  • Adjustable Gain Control
  • Sensitivity Adjustment
These are downloadable plans with 11 pages of schematics and instructions, requiring parts and assembly.

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