Reviews High sensitivity Frequency Counter

Running the Show: The Essential Guide to Being a First Assistant Director

  • 【 Portable AM/FM Digital Radio 】Yonars pocket portable radio, have high sensitivity reception. Supports AM/FM 2 band stereo radio. FM frequency rangs:60-108KHZ, AM frequency rangs: 9KHZ: 522-1620KHZ /10KHZ:520-1710KHZ . Can store 70 radio stations (50 in FM, and 20 inmedium-frequency wave).
  • 【 Sport radio with pedometer 】This is a sports radio with built-in Pedometer Function, can record your steps, stride length, calories burned by exercise, and distance. Highly portable, putting it in your pocket will not bring you any burden, it is the best partner for sports..
  • 【 Rechargeable battery 】This walkman radio has a built-in 400MAH lithium battery, which has a long battery life and does not require frequent battery replacement, just use the attached USB to charge it. You can judge whether the power level is sufficient according to the battery symbol on the LCD screen..
  • 【 Multifunctional pocket radio 】Fully automatic search and storage of radio stations/rechargeable/step counter/calorie consumption record/calculation of walking distance/key lock design to avoid misoperation/sleep timer and clock function.10-90 mins sleep time can be set in this Mini radio. You can enjoy the radio time before going to bed..
  • 【 Best Gift 】This Personal Mini Ra....
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Discover It - iProtect 3 Band RF Anti-Spy Counter Surveillance Radio Frequency Bug Detector - Detect Listening Devices, Hidden Cameras, GPS, WiFi, Bluetooth, GSM, 3G, 4G/LTE, 2.4, and 5.8Ghz Signals

  • "THE DISCOVER IT - iPROTECT DD1216 - 3 BAND RF ANTI-SPY COUNTER SURVEILLANCE RADIO FREQUENCY BUG DETECTOR HAS GIVEN ME PIECE OF MIND!" - Did you know that countless families, businessmen & women and corporations have relied upon the Discover It - iProtect 3 Band RF Anti-Spy Counter Surveillance Radio Frequency Bug Detector to ensure their MAXIMUM level of privacy and security? Get ready to experience your greatest level of personal privacy yet!.
  • THREE BANDS OF DETECTION - Did you know that the detection frequency range of the Discover It - iProtect 3 Band RF Anti-Spy Counter Surveillance Detector has been split into 3 parts, each displayed by a separate bargraph: "VHF/UHF 50-700 MHz", "Mobile and wireless 700 MHz – 3 GHz" and "Microwave and wireless 3-12 GHz". Allowing the operator to understand what type of signal is detected, to detect several signals simultaneously and to sustain the ability of detection near sources of interference.
  • HAVE AMAZING PROFESSIONAL 5 STAR RESULTS WITHOUT QUESTIONING THE DETECTION RESULTS - Do you want to have amazing 5 STAR detection results each and every time you scan your home, car, office & conference board room or hotel room? Its never been easier to sweep and detect hidden bugs, hidden cameras or malicious RF sign....
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New Cornet ED88TPLUS5G EMF RF 5G TRI Field Detector by Safe Living Technologies Inc.

  • IMPROVED FREQUENCY COUNTER: The Frequency counter function has been extended to 4.2GHz which covers all the 5G network frequency bands including the 3.5GHz 5G C-band..
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Rockville PRO-D7 7 Mic Drum Kit w/Bass+Snare+Condenser Overhead Microphones

  • Features of PRO-D7 KIT: Bass Drum Microphone: Steel grill, Aluminum body, Zinc alloy hardware, Fits any mic stands, Anti-wind filter inside the grill, Element: Dynamic, Polar Pattern: Cardioid, Frequency response is engineered to be perfect for kick drums, Studio quality performance make these perfect for recording or live shows, Sounds great even at high SPL levels, Rejection of unwanted noises, XLR Output, Integrated flexible mounting hardware, Large diaphragm delivers accurate low frequencies.
  • Frequency Response: 30Hz - 12KHz, Sensitivity: -58dB 5dB, Output Impendence: 600Ω 30%(at 1kHz), Microphone Length: 4. 72 inches, Microphone Max. Diameter: 2. 01 inches, Microphone Weight: 0. 77 Lbs. Snare Drum Microphone: Steel grill, Aluminum body, Zinc alloy hardware, Fits any mic stands, Anti-wind filter inside the grill, Element: Dynamic, Polar Pattern: Cardioid, Large diaphragm delivers accurate frequency response, Frequency response is engineered to be perfect for tom-toms and snare drums..
  • Studio quality performance make these perfect for recording or live shows, Sounds great even at high SPL levels, Rejection of unwanted noises, XLR Output, Mounting hardware has a ....
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High Frequency Facial Wand MQ Portable Handheld High Frequency Machine

  • PACKAGE INCLUDE: The portable high frequency machine includes an insulated handle, English manual, 4Pcs electrode attachments (tongue tube, bend tube,....
  • INSTRUCTIONS: Just insert the desired glass electrode into the high frequency wand, gently push in the electrode and it should just snap into place.....
  • EFFICIENT: You can choose the different electrodes to your skin, mushroom tube for broad area.
  • FOUR METHODS: High frequency facial beauty machine methods can be chosen which are indirect high frequency, direct high frequency..
  • AFTER SALES SERVICE: If you are not completely satisfied with the MQ's high frequency facial machin, our friendly customer service team 24 hours are....
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Pocket Radio, AM FM Personal Mini Radio with Headphones, Walkman Radio with Rechargeable Battery,Memories Personal Radio for Sport & Running Walking, LED Display 70 Stations

  • 【 Portable AM/FM Digital Radio 】Yonars pocket portable radio, have high sensitivity reception. Supports AM/FM 2 band stereo radio. FM frequency rangs:60-108KHZ, AM frequency rangs: 9KHZ: 522-1620KHZ /10KHZ:520-1710KHZ . Can store 70 radio stations (50 in FM, and 20 inmedium-frequency wave).
  • 【 Sport radio with pedometer 】This is a sports radio with built-in Pedometer Function, can record your steps, stride length, calories burned by exercise, and distance. Highly portable, putting it in your pocket will not bring you any burden, it is the best partner for sports..
  • 【 Rechargeable battery 】This walkman radio has a built-in 400MAH lithium battery, which has a long battery life and does not require frequent battery replacement, just use the attached USB to charge it. You can judge whether the power level is sufficient according to the battery symbol on the LCD screen..
  • 【 Multifunctional pocket radio 】Fully automatic search and storage of radio stations/rechargeable/step counter/calorie consumption record/calculation of walking distance/key lock design to avoid misoperation/sleep timer and clock function.10-90 mins sleep time can be set in this Mini radio. You can enjoy the radio time before going to bed..
  • 【 Best Gift 】This Personal Mini Ra....
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MINELAB Gold Monster 1000 Detector Bundle w/PRO Gold Gold Panning Kit

  • ...lly automatic operation and comes with a choice of coils, battery options and shaft configurations. If you're looking for super sensitive gold performance at a great price, then this is the detector you've been waiting for!.
  • An 18 kHz detector will normally have a depth advantage on nuggets ≥ 1.0g over a basic mid-frequency detector, and a 71 kHz detector will have a depth advantage on nuggets ≤ 0.1g. The advanced GOLD MONSTER 1000 uses an intermediate 45 kHz frequency AND a high speed 24-bit signal processor. This primary combination greatly boosts sensitivity to gold beyond that of other single frequency VLF detectors over a wide range of nugget sizes, without introducing excess noise and false signals..
  • Features: Fully automatic operation, Extra sensitive 45 kHz VLF performance, Highly adaptable, 2 search coils included, Easy quick start, Automatic noise cancel, Digital electronics, Auto ground balance, Faster processor, Automatic sensitivity.
  • Specification: Key Technology: Ultra-wide dynamic range 45kHz VLF, Detect Modes: Gold (Iron reject), Deep All-Metal, Discrimination: Gold Chance Indicator (high/low), Ground Balance: Automatic (Easy-Trak), Noise Cancel: Automatic (On start-up), Sensitivity Adjust: Manual (1–10), Auto (11), Auto+ (12), Vol....
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HUABAN 1 Pack Crystal Oscillator Tester 1Hz-50MHz Frequency Counter Tester Meter Cymometer Measurement Tester Module LED DIY Kit

  • Product Type: Crystal Oscillator Frequency Counter.
  • Crystal Test Range: about 4MHz-48MHz(not include 32.768KHZ).
  • PCB Size: 80*53*2mm. Net weight : about 39g.
  • Package Include: 1 set Frequency Counter Tester Parts( Attention: the products are in parts , the buyers need to assemble them).
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Handheld CB Transceiver, Marine Two Way Radios Strong Signal Reception for Boat (US Plug)

  • Practical: AM and FM modulation, frequency range of 26.965 to 27.405MHz, with low power consumption, high gain and sensitivity, strong signal reception capability..
  • Receiver: High reception sensitivity, effective image suppression and adjacent channel suppression ability, strong automatic gain control, 300‑3000Hz frequency response..
  • Clear: The volume is high, full and clear sound quality, adopts unique noise reduction technology effectively reduces ambient noise and enhances the call experience..
  • Transmission: 4W FM AM power output, strong transmission anti interference ability, high sensitivity, less than 5% signal distortion, with output impedance of 50Ω..
  • Durable: Made of rugged ABS shell, which is anti collision and drop resistant, IP67 dustproof and waterproof, suitable for use in outdoor harsh environments..
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Rockville RWM1202VH VHF Wireless Dual HandHeld Microphone System/Metal Receiver

  • ...held mics at once. Individual microphone volume controls. Rugged metal housing. Comfortable ergonomic composite microphone construction. Low power consumption for longer battery life..
  • System: Operating Range: 100´-200´(indoor), 65´-165´(outdoor). Channel: Two Channel. Frequency Range: 170MHz - 260MHz. Frequency Response: 80MHz-12000MHz. Frequency Width: 32Mhz. Dynamic Range: 110dB. Operating Temp: 14°F – 122°F. Oscillation Mode: Quartz Crystal. Frequency Stability: ±0.005%. Modulation Mode: VHF.Frequency Response: 80Hz – 8 KHz (±3 dB). Harmonic Radiation :< 63dBm. S/N: 60dB. RF Output Power: 10mW. Power Voltage: AC110V/ 220V - 50/60Hz..
  • Mic Battery: AA x 2. Receiver:. Sensitivity: (S/N=30dB) >2mV. De-Emphasis: 50µS. Audio Output Impedance: 600Ω. Audio Output Level.: 0-0.5V. Power Supply: AC110V /220V 50/60Hz. Current Consumption: ≤50mA. Audio Out Connector: 1/4˝ unbalanced. Transmitter:. Frequency Stability: ±0.005%. RF Output Power: ≤30mW. Modulation Mode: VHF. Maximum Deviation Range: ±50KHz. Microphone Mode: Fixed. Pre-Emphasis: 50µS. Power Supply: AA/1.5V×2. Current Consumption: ≤35mA..
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