Reviews Low Power Frequency Counter

FC-3000P Ham Radio CB Frequency Counter 27Mhz-3000Mhz - High Sensitivity with CTCCSS DCS Decoder for The VHF & UHF - CB Continuous Carrier Signal, Walkie-Talkies, DMR Radio Transceivers

  • ✔️ IDENTIFYING FREQUENCY - The frequency meter measures frequency parameters of the continuous carrier signal walkie-talkies , with signal strength indicator..
  • ✔️ PORTABLE FREQUENCY COUNTER - Counting continuous wave signal comes from Two-way Radio. VHF & UHF frequency measurement, useful for the CB amateur Ham Radio..
  • ✔️ FREQUENCY COUNTER METER RANGE - CB, HAm Radio, DMR frequency range 100Mhz-3000Mhz. Build-in DCS CTCSS Decoder Low PPM crystal time base used to achieve high accuracy measurement.
  • ✔️ EASY TO OPERATE - User friendly controlled with four buttons. The DMR radio frequency counter is compact and handy when needed..
  • ✔️ 100% MONEY BACK GUARANTEE 2 YEARS WARRANTY ensures this will quickly become your favorite no-risk purchase..
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PM-120W Digital VHF UHF 125-525Mhz Power SWR Meter and Frequency Counter - HF RF Meter HAM Two-Way Radio SO239 Connector

  • ✔️ VSWR with SO239 connector. Forward and reflected power direct digital readout, without any calibration. NOTE: NOT compatible with Digital Radio.
  • ✔️ Maximum measurable power range up to 120W.
  • ✔️ Low insertion loss (0.3 decibels or less) structure allows it to be permanently connected.
  • ✔️ Build in Frequency counter . Interface (in and out ): SO239.
  • ✔️ Frequency range: 125 - 525MHz. Version: 2.7.
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TurboSensor Ultrasonic Scaler 110V 25K or 30K with Foot Control Turbo Power Boost Each

  • Powers any 25KHz or 30KHz compatible insert.
  • Automatically switches frequency to match the insert.
  • Compact – doesn't take up valuable counter space.
  • Foot controlled turbo power boost // Expanded low-power perio mode // Number: 25/30.
  • This product cannot be returned if the package is opened.***.
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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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Surecom SW-102 SW102 125-525Mhz Digital VHF/UHF Antenna Power & SWR Meter+MF Connector

  • SW-102 is not for DMR radio , only Analog ..
  • low insertion loss (0.3 decibels or less) structure allows it to be permanently connected..
  • VSWR. Forward and reflected power direct digital readout, without any calibration..
  • will ship with a SL16 to SMA-F and SL16 to SMA-M connector.
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UNI-T MSO3000E Series Digital Oscilloscopes 150MHZ 2CH, 50MHz Built-in Waveform Generator

  • Product 1: UNI-T Arbitrary Waveform Generator UTG932. Dual channels. Ch1 - Ch2 combining. Output waveforms: Sine, square, pulse, ramp, noise, DC, arbitrary. Modulation types: AM, FM, PM, FSK, Line, Log. 24 groups non-volatile arbitrary waveform storage..
  • Product 1: Sampling rate of 200MSa/S. TTL level signal compatible 6 digits high accuracy built-in frequency counter. Output frequency range: 1μHz-30MHz. Full-band resolution of 1μHz. DDS (direct digital synthesis) method applied. 14 bits vertical resolution. Support frequency scanning and output..
  • Product 2: Quiet & Easy to use. Single output. 4 digits EBTN LCD display. 3 groups of one-key recall of stored data. Independent output switch. A low-noise power supply that is easily viewable from any angle..
  • Product 2: Accurate. Output regulate resolution: 10mV (constant voltage) / 1mA (constant current). Adjustable voltage (0-32V). Output current 0-6.0A. Input voltage: 110V AC/220V AC, 50Hz~60Hz..
  • UNI-T WARRANTY – A trouble-free experience with 100% 18-MONTH WARRANTY and 100% MONEY BACK GUARANTEE by UNI-T Direct!.
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UNI-T Digital Oscilloscope UTD1050CL 50 MHz 1Channel 200 Msa/s 12 kpts Display count:3999 3.5 inches TFL LCD

  • Product 1:UNI-T Arbitrary Waveform Generator UTG932. Dual channels. Ch1 - Ch2 combining. Output waveforms: Sine, square, pulse, ramp, noise, DC, arbitrary. Modulation types: AM, FM, PM, FSK, Line, Log. 24 groups non-volatile arbitrary waveform storage..
  • Product 1:Sampling rate of 200MSa/S. TTL level signal compatible 6 digits high accuracy built-in frequency counter. Output frequency range: 1μHz-30MHz. Full-band resolution of 1μHz. DDS (direct digital synthesis) method applied. 14 bits vertical resolution. Support frequency scanning and output..
  • Product 2:150MHz bandwidth. 2 channels, wide vertical range: 1mV/div to 20V/div. Automatic measurement of 32 waveform parameters. New interface style. Widescreen display. 7 inches TFT LCD WVGA, RGB. 800×480 resolution. Multilingual menu available..
  • Product 3:Quiet & Easy to use. Single output. 4 digits EBTN LCD display. 3 groups of one-key recall of stored data. Independent output switch. A low-noise power supply that is easily viewable from any angle..
  • UNI-T WARRANTY – A trouble-free experience with 100% 18-MONTH WARRANTY and 100% MONEY BACK GUARANTEE by UNI-T Direct!.
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(2) JBL JRX225 Dual 15\ Professional 4000w Passive DJ/PA Speakers 4 Ohm JRX 225

  • Features: JBI JRX225 Dual 15" 2000 Watt Passive DJ/PA Speaker. Dual JBI low frequency drivers with a 64 mm (2.5 in) diameter edgewound ribbon voice coil for greater efficiency and power handling. JBI 2414H-C 25 mm (1 in) polymer diaphragm compression driver.
  • Advanced network topology crossover design. High-voltage capacitors and inductors with massive cores and heavy gauge wire. Progressive Transition high frequency waveguide. 19 mm (.75 in) MDF (Medium Density Fiberboard) enclosure.
  • SonicGuard protects the high frequency driver from excess power without interrupting the performance. Non-resonant, all-steel handles. 18-gauge hexagon perforated, steel grille Dual-angle pole-mount socket allows the speaker to tilt 10. Details: Power Rating : 500 W / 2000 W.
  • Frequency Range (-10 dB) : 42 Hz - 18 kHz. Frequency Response (3 dB) : 62 Hz - 13 kHz. Sensitivity (1w/1m) : 100 dB SPL. Nominal Impedance : 4 ohms. Recommended Amplifier Power : 500 W to 1000 W into 4 ohms. Maximum SPL : 133 dB. Nominal Dispersion : 90 x 50. Crossover Frequency : 2.2 kHz.
  • Dimensions (H x W x D) : 1092 mm x 464 mm x 432 mm (43 in x 18.3 in x 17 in). Weight : 42.6 kg (94 lb). High Frequency Driver : JBI 2414H-C , 1" exit compression driver mounted on Progressive Transition Waveguide. Low....
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Galaxy DX-939 Backlit 40ch Mobile CB Radio with TalkBack & Roger Beep

  • Star Lite faceplate makes all lettering glow in the dark.
  • Large, easy-to-read meter with scales for power output, modulation, SWR and incoming signal.
  • Five-digit frequency counter and two-digit channel display using large blue LEDs , variable power output control, variable talkback circuit with on/off switch.
  • Automatic SWR circuit with an SWR alert LED, Roger Beep circuit with on/off switch.
  • Variable dimmer control, frequency display on/off switch, 3-position tone switch for receive.
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MC14046BCP Phase Lock Loop (PLL) IC 1.9MHz 1 16-DIP (0.300\

  • ...gnal-input amplifier and a common comparator input..
  • Very low power consumption: 70 µW (typ.) at VCO, VCO inhibit control for ON-OFF keying and ultra-low standby power consumption fo = 10 kHz, VDD = 5 V, Source-follower output of VCO control input (Demod. output), 100% tested for quiescent current at 20 V.
  • Operating frequency range up to 1.4 MHz (typ.) at VDD = 10 V, RI = 5 k, High VCO linearity: 003c1% (typ.) at VDD = 10 V, 5-V, 10-V, and 15-V parametric ratings.
  • Low frequency drift: 0.04%/°C (typ.) at VDD = 10 V, Choice of two phase comparators: Exclusive-OR network (I) Edge-controlled memory network with phase-pulse output for lock indication (II), Zener diode to assist supply regulation, Standardized, symmetrical output characteristics, Meets all requirements of JEDEC Tentative Standard No. 13B, "Standard Specifications for Description of 'B' Series CMOS Devices".
  • A Versatile Building Block for Micropower Digital and Analog Applications, Example Applications: FM demodulator and modulator, Frequency synthesis and multiplication, Frequency discriminator, Data synchronization, Voltage-to-frequency conversion, Tone decoding, FSK - Modems, Signal conditioning,.
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1pcs/lot Brand CD4HC7046AE 74HC7046 DIP-16 Phase-Locked Loop

  • ...gnal-input amplifier and a common comparator input..
  • Very low power consumption: 70 µW (typ.) at VCO, VCO inhibit control for ON-OFF keying and ultra-low standby power consumption fo = 10 kHz, VDD = 5 V, Source-follower output of VCO control input (Demod. output), 100% tested for quiescent current at 20 V.
  • Operating frequency range up to 1.4 MHz (typ.) at VDD = 10 V, RI = 5 k, High VCO linearity: 003c1% (typ.) at VDD = 10 V, 5-V, 10-V, and 15-V parametric ratings.
  • Low frequency drift: 0.04%/°C (typ.) at VDD = 10 V, Choice of two phase comparators: Exclusive-OR network (I) Edge-controlled memory network with phase-pulse output for lock indication (II), Zener diode to assist supply regulation, Standardized, symmetrical output characteristics, Meets all requirements of JEDEC Tentative Standard No. 13B, "Standard Specifications for Description of 'B' Series CMOS Devices".
  • A Versatile Building Block for Micropower Digital and Analog Applications, Example Applications: FM demodulator and modulator, Frequency synthesis and multiplication, Frequency discriminator, Data synchronization, Voltage-to-frequency conversion, Tone decoding, FSK - Modems, Signal conditioning,.
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YoBuyBuy 5800W DC12V Electric Fish Shocker Stunner Inverter Electro High Power Fisher Tilapia Fishing Machine

  • 1. Protection: it has short-circuit protection. reverse polarity protection and waterproof protection..
  • 2. High power and low energy consumption: with high power and low energy consumption and excellent results. the use of frequency conversation electronic technology..
  • 3. Full current limiting protection: intelligent pulse. high frequency or low frequency regulation. can be adjusted according to the need to adjust the frequency of electric field size..
  • 4. Easy to carry: with suitable size and suitable weight. this inverter is easy and convenient to use..
  • 5. Material: this inverter is made of good material. which is durable and useful..
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(2) JBL Pro JRX212 12\ 2000w Professional Passive PA/DJ Speakers 8 Ohm JRX 212

  • Features: JBI Pro JRX212 12" 1000 Watt 8 Ohm Passive PA/DJ Speaker. JBI 12 in low frequency driver with a 64 mm (2.5 in) diameter edge wound ribbon voice coil. JBI 2414H-C 25 mm (1 in) polymer diaphragm compression driver. Advanced network topology crossover design.
  • High-voltage capacitors and inductors with massive cores and heavy gauge wire. Progressive Transition high frequency waveguide. 19 mm (.75 in) MDF (Medium Density Fiberboard) enclosure. SonicGuard protects the high frequency driver from excess power without interrupting the performance..
  • Non-resonant, all-steel handles. 18-gauge hexagon perforated, steel grille Dual-angle pole-mount socket allows the speaker to tilt 10. Specifications: Power Rating : 250 W / 1000 W. Frequency Range (-10 dB) : 60 Hz - 20 kHz. Frequency Response (3 dB) : 80 Hz - 18 kHz.
  • Sensitivity (@1m) : 98 dB SPL (1w/1m). Nominal Impedance : 8 ohms. Recommended Amplifier Power : 250 W to 500 W into 8 ohms. Maximum SPL : 128 dB. Nominal Dispersion : 90 x 50. Crossover Frequency : 2.1 kHz. Dimensions (H x W x D) : 584 mm x 399 mm x 325 mm (23 in x 15.7 in x 12.8 in).
  • Weight : 19.5 kg (43 lb). High Frequency Driver : JBI 2414H-C 1" exit compression driver mounted on Progressive Transition Waveguide. Low Frequency Driver : JBI M....
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