Top Collimator Variable Optical Attenuator Reviews

Fairfield Circuitry The Accountant

• No integrated circuits in the signal path Transformer-balanced input and output Selectable output transformer loading resistors by an internal T4-style electro-optical attenuator Very simple to operate with only two main controls, Gain and Peak Reduction A big meter shows gain reduction or output level at two different reference levels Hardwire bypass switch for easy comparisons XLR and TRS input and output jacks for flexible connections Link jack and switch for conne.
• The COMP-3A is a single-channel vintage-style Compressor/Leveler.
• The signal path uses only discrete components like resistors, capacitors and transistors, and the input and output is transformer balanced using two different transformers, each one optimized for its purpose.
• This is the way audio components were built before integrated circuits became available.
• Integrated circuits are small and cheap and widely used in most modern designs.

SVBONY Red Laser Collimator for Newtonian Marca Telescope Alignment 1.25 inches 7 Bright Levels Triple Cemented Lens with 2 inches Adapter

• allows anyone easily collimate 1.25'' and 2'' reflector telescopes.
• make alignment no longer boring and time consuming.
• accurate collimation in a few minutes provide a more clearer image.
• just watch the collimator from the mirror end of the scope and adjust the screws.
• so can get the better views possible from your reflector telescope.
• CR2032 battery included and comes with a full set of instructions with a step by step procedure on how to properly align a relfecting telescope.
• It's a great Halloween birthday christmas gift.

Passive Attenuator, 1.053M Input Res HT201 Converter Passive Attenuator 20:1 Passive Oscilloscope Signal Attenuator for Inductive Signal Primary Ignition, Automotive Diagnostics Use

• 20:1 OSCILLOSCOPE PASSIVE ATTENUATOR: Can be used with most oscilloscopes to measure injector and primary ignition waveforms. Note that this attenuator should not be used for any high pressure measurements other than injectors and primary igniters.
• PASSIVE 20:1 ATTENUATOR: If input 20V signal, it can output 1V signal. Since the signal is attenuated, using this project, the oscilloscope can measure voltages above its range (±20V).
• MEASUREMENT RANGE: Due to signal attenuation, using this item, the HT201 attenuator can measure voltages above its range (±20V).
• PRODUCT FEATURES: It provides enhanced input overload protection when used in oscilloscopes to measure inductive signals, such as nozzles and primary ignition. Do not use it for secondary ignition tests.
• AFTER SALES & SERVICE: If for some reason you are not satisfied with your purchase, damaged, damaged in shipping or even changed your mind. Please feel free to contact us, we will be happy to answer your questions.

Chanzon LED Lens Optical Glass (44mm 60degree) + 50mm Reflector Collimator Houseing + Fixed Bracket with Holder For 20W 30W 50W 80W 100W High Power Light SMD COB Chips Focus 20 50 100 W Watt 60 degree

• Lens Diameter: 44mm Bracket : 53mm Collimator: 50mm.
• Focus Angle: 60 degree Temperature: -30-200°C Light Transmittance: 98%.
• Lens Material: Optical Aspherical Glasses Bracket: Iron Reflector: Plastic.
• Package: 1 x 44mm lens 1 x Reflector cup 1 x Fixed Bracket.
• Total Shipping Weight: 2.65oz / 0.075kg (Pack of 1).

HoTech 2' & 1.25' SCA Laser Collimator for Newtonian Telescope - Crosshair Model # SCA-2C

• Retain only one optimal gear position brightness.
• Standard hex wrench to self-calibrate coaxial problem.
• The spot shape is a dot not a grainy elliptical point.
• The module adopts high-end spherical module, high sensitivity and easy adjustment.
• Adopts 3-piece glued optical glass lens for stable spotting better focusing effect and less halo.
• Make the spot shape is a dot instead of a grainy elliptical point.
• External effects of the product during transportation and use may cause off-axis problems.
• You can calibrate the coaxial problem yourself by giving away the standard hexagonal wrench.
• CNC precision lathe machining of the laser unit has a front opening from which the laser beam can be emitted.
• Resistance to sudden changes in temperature difference.
• The sudden temperature difference does not change the spot size.
• It is resistant to extreme cold weather and can be used under extremely cold weather of minus -30 degrees Celsius without affecting the use effect.

Vega Barebones - Ultra Low-Noise Variable Gain Amplifier VGA Module for RF & Software Defined Radio SDR Highly Linear & Wideband 30MHz-4000MHz Frequency Capability w/Bias Tee & USB Power Options

• A wideband (30MHz-4000MHz), high-performance, general purpose LNA module with a built-in variable attenuator to maximize usability and portability.
• The attenuation can be controlled either with the on-board potentiometer (analog control) or push button array (digital control).
• Dual amplifier design with adjustable gain (20dB-50dB at 100MHz), low noise figure and low power consumption. Can be powered through bias tee....
• Made in North America. Full 1 year warranty!.

MST VC Low Pass Filter Eurorack Module

JONGSUN 82mm Variable ND Filter, S-Pro MRC 16 Layers Nano Coatings, More Than 10 Stop ND2-ND1000 Stepless Adjustment Graduated, Lens Cloth Kit, Camera Neutral Density Filter

• 82mm Variable ND Filter Features Optical Glass Made in Japan, 16 Layers MRC and Nano Coatings..
• 82mm Variable ND Filter Uses 2 Pics 16 Layer MRC CPL Filter of Different Diameters(79mm and 92mm, A Total of 4 Optical Glasses), So That Vignetting Does Not Appear in the Picture..
• 82mm Variable ND Filter Unique Framework Design,Use Interval Adjustment Locking to Avoid Cross-over..
• 82mm Variable ND Filter More than 10-Stop ND2-ND1000 Stepless Adjustment Makes Photography More Convenient and Faster..
• We Laser Engrave Lettering Into Each MRC 82mm ND Filter Traction Frame to Ensure That The Lettering Won’t Ever Fade or Come Off After Aonsistent Use..

MDS-200A Amp 1600V Three-Phase Diode Module Bridge Rectifier Power Module Provide for Single Phase Rectification

• Measuring power range -75 ~ +16 dBm (external RF attenuator can be extended to 100dBm).

Boealzhl 2W SMA DC-6GHz Coaxial Fixed Attenuators Frequency 6GHz SMA Fixed Connectors (6DB)

• Useful in a wide variety of applications including impedance matching and level control..
• With diffrent attenuation values of fixed attenuator to be chosen from. High quality, rugged construction..
• Suitable for microwave equipment, electronic equipment or communication systems. The use of features frequency bandwidth, low standing wave, power, stable performance..
• Coaxial Fixed Attenuator ONLY,other accessories demo in the picture is not included..

Boealzhl 2W SMA DC-6GHz Coaxial Fixed Attenuators Frequency 6GHz SMA Fixed Connectors (10DB)

• Useful in a wide variety of applications including impedance matching and level control..
• With diffrent attenuation values of fixed attenuator to be chosen from. High quality, rugged construction..
• Suitable for microwave equipment, electronic equipment or communication systems. The use of features frequency bandwidth, low standing wave, power, stable performance..
• Coaxial Fixed Attenuator ONLY,other accessories demo in the picture is not included..

Boealzhl 2W SMA DC-6GHz Coaxial Fixed Attenuators Frequency 6GHz SMA Fixed Connectors (40DB)

• Useful in a wide variety of applications including impedance matching and level control..
• With diffrent attenuation values of fixed attenuator to be chosen from. High quality, rugged construction..
• Suitable for microwave equipment, electronic equipment or communication systems. The use of features frequency bandwidth, low standing wave, power, stable performance..
• Coaxial Fixed Attenuator ONLY,other accessories demo in the picture is not included..

Boealzhl 2W SMA DC-6GHz Coaxial Fixed Attenuators Frequency 6GHz SMA Fixed Connectors (20DB)

• Useful in a wide variety of applications including impedance matching and level control..
• With diffrent attenuation values of fixed attenuator to be chosen from. High quality, rugged construction..
• Suitable for microwave equipment, electronic equipment or communication systems. The use of features frequency bandwidth, low standing wave, power, stable performance..
• Coaxial Fixed Attenuator ONLY,other accessories demo in the picture is not included..