$1,070.00
Financial Options Available
  • Affirm
  • Paypal Credit
Learn More
Requesting a Quote?
Looking for better pricing for an item? Create a new company account now to gain access to quoting, quick ordering, and more. Learn more details here.
See an issue on this page? Let us know.
SKU
320348
MPN
ALP690

LECTROSONIC ANTENNA LPDA 470-692 MHz PASSIVE OR ACTIVE W/VARIABLE GAIN

0 reviews
Questions about this product?
  • Skeletal frame construction reduces wind load.
  • Active gain adjustable from -6 to +12 dB in 1-dB steps.
  • Offers passive directional gain of +4 dB.
  • Adjustable bandwidth supports 470-608 MHz or 470-700 MHz for worldwide use.
  • Control panel with membrane keypad and LED for low-light operation.
  • Automatically switches to passive mode when no DC power is present.
  • Requires 8 to 16 VDC bias power from compatible sources.
  • Versatile vertical or horizontal mounting options with included block.

The Lectrosonics ALP690 is a versatile and high-performance LPDA (Log Periodic Dipole Array) antenna designed to enhance the operating range of wireless microphone receivers and base station transmitters, whether you're on location or in a studio setting. This advanced antenna offers both active and passive operation modes, automatically switching to passive when no DC power is detected. With a built-in RF amplifier providing adjustable gain from -6 to +12 dB, it's perfect for overcoming signal loss in long coaxial cable runs. The ALP690 is equipped with an easy-to-use membrane-switch keypad and LED readout, making adjustments intuitive even in low-light environments. Constructed with a durable, skeletal frame that minimizes wind load, the antenna supports flexible mounting options and can be powered via various sources, including a Venue Series receiver or an inline BIAS-T. With selectable RF filtering bandwidths for both domestic and international use, this antenna is the perfect choice for a broad range of multi-channel systems.

Features

  • Skeletal frame construction reduces wind load.
  • Active gain adjustable from -6 to +12 dB in 1-dB steps.
  • Offers passive directional gain of +4 dB.
  • Adjustable bandwidth supports 470-608 MHz or 470-700 MHz for worldwide use.
  • Control panel with membrane keypad and LED for low-light operation.
  • Automatically switches to passive mode when no DC power is present.
  • Requires 8 to 16 VDC bias power from compatible sources.
  • Versatile vertical or horizontal mounting options with included block.
In the Box
  • Lectrosonics ALP690 Active/Passive LPDA Antenna (470 to 608/700 MHz)
  • Limited 1-Year Manufacturer Warranty
Lectrosonics Logo
Lectrosonics
View Page
More Information
SKU320348
BrandsLectrosonics
MPNALP690
Product ConditionNew
Specifications
Electrical
Gain Isotropic: +7 dBi, Over Dipole: +4 dBd
Bandwidth Passive: 450 to 850 MHz, Active: 470 to 608 or 470 to 700 MHz (Selectable)
RF Gain Range: -6 to +12 dB in 1-dB Steps
Third Order Intercept +27 dBm Input; +41 dBm Output
Power Requirements DC Bias on Center Pin of Coaxial Cable, 8 to 16 VDC, 1.5 W Max, Polarity Protected
Physical
Weight 13 oz / 355 g
Dimensions Width: _in, Height: _in, Length: _in
WARNING: This product may expose you to chemicals which are known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.
Copyright © 2026 Filmtools, a Magnasync/Moviola Company.