Best Pll Band pass Filter

SVBONY Telescope Filter 1.25 inches Moon Filter CPL Filter Five Color Filters Kit 7pcs Filters Set for Enhance Lunar Planetary Views Reduces Light Pollution

  • 7pcs filters set include most popular color planetary and moon telescope eyepiece filters.
  • CPL filter is mainly used for elimination of polarized.
  • and enhances the contrast of the moon and planets in photographic images.
  • 5 color filters are an essential tool of the lunar and planetary.
  • orange and yellow highlight features on Mars.
  • High quality aluminum alloy frame and optical glass with standard 1.25” filter threads suitable for 1.25” eyepieces and other accessories.
  • Cuts down glare and brings out much more surface detail and gives you better contrast.
  • It is a multi-band pass filter transmitting a high percentage of light in the visual spectrum.
  • Effectively filters out selective wavelengths of low-pressure sodium and other man-made sources typically used in street lighting.
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LTE Filter for TV Antenna - Antop AT-740 Filters 5G LTE Signal to Reduce Interference and Pixilation for Clear Digital HD TV Reception

  • Blocks interference from 3G/4G/5G cellular phones and transmitters which can cause intermittent channel loss, pixilation and overall reception disruption..
  • Designed to work with all TV's, this LTE filter may be especially helpful in metropolitan and suburban areas with a high number of cell towers and mobile device users..
  • Zinc die-cast housing and fully shield design, provides you with consistently clear, pure reception of HDTV channels..
  • Quick & easy set-up.no hardware or external power supply is needed..
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KENWOOD KDC-BT378U CD Car Stereo Receiver with Bluetooth, AM/FM Radio, Variable Color Display, Front High Power USB, Alexa Built in, and SiriusXM Ready

  • GENERAL FEATURES: AM/FM Tuner, Amazon Alexa voice control, Bluetooth, detachable 13 digit LCD display.
  • AUDIO FEATURES: 13-band graphic EQ with digital time alignment, high-pass filter.
  • low-pass filter, phase, and level controls, Sound Reconstruction: improves sound of compressed music files.
  • EXPANDABILITY: compatible with SiriusXM tuner, inputs: front-panel auxiliary input and USB port, outputs: 6-channel preamp outputs (2.5-volt front, rear, subwoofer).
  • SMARTPHONE COMPATABILITY: built-in Bluetooth (version 4.2) for hands-free calling and audio streaming with dual phone connection, Pandora and Spotify Internet radio control with iPhone and Android, iPod, iPhone, and iPad control through USB.
  • MORE FEATURES: built-in amplifier (22 watts RMS/50 peak x 4 channels), compatible with most factory steering wheel audio controls (adapter required), 1 Year Warranty.
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Precision Power E.DZ 7-Band Dual Zone Graphic Equalizer with Auxiliary Input and Independent Subwoofer Control

  • FEATURES: This E.7 1/2 DIN 7-Band Equalizer includes: independent subwoofer level control, 2 selectable balanced RCA inputs, RCA outlets for front, rear, & subwoofer. It also includes white LED backlit control knobs and built-in 7V max line driver..
  • DESIGN: The equalizer contains 7 frequency bands, +/- 12dB boost/cut for each band, LED display shows frequency & voltage, variable 30-300Hz subwoofer low-pass filter, variable 15-50Hz 12dB subsonic filter, input selector switch & fade control..
  • RCA INPUTS: With the RCA inputs so that you can connect it to your aftermarket system. The RCA outputs ensure that your amplifiers will get a clean, powerful signal for maximum performance..
  • BALANCE LOW/HIGH: Precision Power E.7 offers 7 bands of equalization that’ll let you fine-tune your sound, along with independent master volume, subwoofer level, and fader controls that’ll maintain your highs and lows in balance..
  • VERSATILITY: Perhaps you have an older car stereo system that you need to get more or you have an all-new setup that you crave the maximum potential, this equalizer will help you achieve that by fine tuning your sound..
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SVBONY Telescope Filter 2 inches CLS Filter City Light Pollution Reduction Filter Broadband Filter Suitable for Deep Sky Visual Astronomical Photography

  • Electron beam gun evaporation with Ion-assisted deposition coating technology for durability and resistance to scratching.
  • as well as stability on CWL (central wavelength) no deviation affected by temperature change.
  • Planetary rotation system offers precision and homogeneity of coatings ensuring high value on transmission of pass band and Optical density of off-band.
  • 90% transmission of main nebula emission lines.
  • specifically the major emission lines of artificial light pollution.
  • Suitable for color CCD cameras and unmodified DSLR Urban optical filter can effectively suppress urban harmful light and improve the contrast of shooting target.
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SVBONY Telescope Filter CLS EOS-C Clip-on Filter Compatible for Canon Broadband City Light Reduction Filter for CCD Cameras DSLR

  • Electron beam gun evaporation with Ion-assisted deposition coating technology for durability and resistance to scratching.
  • as well as stability on CWL (central wavelength) no deviation affected by temperature change.
  • Planetary rotation system offers precision and homogeneity of coatings ensuring high value on transmission of pass-band and Optical density of off band.
  • 90% transmission of main nebula emission lines.
  • specifically the major emission lines of artificial light pollution.
  • Urban optical filter can effectively suppress urban harmful light and improve the contrast of shooting target.
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AirNav RadarBox FlightStick UAT - 978 MHz USB Receiver with Integrated Filter Amplifier and ESD Protection

  • Integrated 978 MHz Band Pass Filter and ESD protection..
  • 20.5dBi in-built Amplifier that guarantees 25-100% increased range..
  • Compatible with Raspberry Pi and Windows PC..
  • Track flights and view real-time ADS-B flight data parameters like position, speed, altitude..
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Febreze FHT170W HEPA-Type Tabletop Air Purifier with Febreze FRF101B Replacement Dual Action Filter

  • Dual-action HEPA-type filter captures up to 99% of airborne pollutants & allergens such as dust, smoke, pollen and pet hair & dander that passes through the filter.
  • ODOR REDUCING HEPA FILTER: This HEPA-Type filter with built-in odor reducing pre-filter captures up to 99% of microscopic particles 2 microns & larger from the air that passes through the filter..
  • CLEANER, FRESHER AIR: The carbon infused OdorGrab filter targets tobacco smoke, kitchen odors, pet odors, pet dander, & any other common household odors from the air that passes through the filter..
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Crown XLS2502 Two-channel, 775-Watt at 4Ω Power Amplifier

  • Class D amp with Crown's ultra-efficient Drive Core technology weighs less than 11 lb. (5 kg).
  • turn off all LED indicators except clip and thermal to reduce distraction in dark venues.
  • 1. 4Vrms and . 775Vrms options so that amp can be driven at full power.
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Presonus StudioChannel Studio Channel Recording Vacuum Tube Mic Preamp Strip

  • Lifetime Customer Service by Presonus product Experts. Guaranteed legitimate and authentic merchandise. Class A vacuum tube microphone / instrument preamplifier. Tube gain and tube drive.
  • Variable VCA compressor (threshold, ratio, attack, release, make up gain, auto, soft). Three-band parametric EQ. Precision analog VU meter for gain reduction and output. EQ Pre/Post compressor switch.
  • 80Hz high pass filter. 20dB pad. Phase invert. Rugged metal chassis. High headroom. Ultra low noise design.
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