Reviews Frequency Counter Circuit Design

AudioPipe APTV-1000.2 Full Range IP67 Waterproof Marine Bridgeable Class D Amplifier for ATVs UTVs Boats and Motorcycles Black

CLASS D WATERPROOF AMPLIFIER: Bridgable class D amplifier ideal for side-by-sides, UTV's, ATV's, boats, or motorcycles.
RMS POWER SPECS: Output power (RMS): 100 watts x 2 channels at 4 ohms, and 160 watts x 2 channels at 4 Ohms.
MULTIPLE PROTECTIONS: Thermal, over current, and short circuit protection ensure your equipment is safe and secure.
LOW RESISTANCE TECHNOLOGY: Features surface mount technology (SMD) with a 4 layer fiberglass printed circuit board (PCB) design.
AMPLIFIER SPECIFICATIONS: Adjustable HP/LP frequency control.
Frequency response: (-3dB) 20Hz to 20KHz.

Oxytrol for women provides effective relief of your overactive bladder (oab) by calming the bladder muscle-reducing frequency, urges, and accidents.
The first and only over the counter treatment for overactive bladder.
Provides continuous relief of overactive bladder for four days and nights with only one patch.
Oxytrol for women provides effective relief of your Overactive Bladder (OAB) by calming the bladder muscle – reducing frequency, urges, and accidents.
The First and only over the counter treatment for Overactive Bladder.

UHF WIRELESS IN EAR MONITOR SYSTEM-UHF band Phase lock PLL,Improved comprehensive performance, anti-frequency drop, anti-series frequency. Frequency....
USED IN STAGE PERFORMANCE AND SOUND BROADCASE-Built-in Limiter circuitry eliminating distortion under excessive input levels. Front panel 1/4-inch....
DESIGN FEATURES(APPERANCE AND DISPLAY)-Elegant liquid crystal display panel and LCD display low-battery indicator on the receiver.With power and RF....
WIRELESS RANG AND FREQUENCY RANG-IEM1200 in ear monitor and receiver system offers tabletop stage monitoring with a wireless range of up to 300....
QUALITY AND TECHNOLOGY GUARANTEED-Using advanced circuit design,clear the receiving blind angle to make the system's receiving signal steady.The....

Oxytrol for women provides effective relief of your overactive bladder (oab) by calming the bladder muscle-reducing frequency, urges, and accidents.
The first and only over the counter treatment for overactive bladder.
Provides continuous relief of overactive bladder for four days and nights with only one patch.
Oxytrol for women provides effective relief of your Overactive Bladder (OAB) by calming the bladder muscle - reducing frequency, urges, and accidents.
The First and only over the counter treatment for Overactive Bladder.

【Complete Protection Circuit】The K-180WLA Active Loop Broadband Receiving Antenna has a complete protection circuit for anti-reverse battery, over discharge, over charge, over current, and antenna terminal short circuit.With numerically-precision processed shells, PCB high-frequency design, feeder high-density dense copper pure copper 50-1.5 feeder, materials used Create an ultra-high cost-effective antenna for the entire network..
【High Quality】All the screws of the K-180WLA Active Loop Broadband Receiving antenna are made of 304 steel, and the preamplifier box is fully waterproof, which can be used for long-term outdoor wind and rain.It provides a gain of about 20DB, even when working to 450MHZ gain, there is still about 8.9DB..
【Convenience】The K-180WLA is an active loop broadband receiving antenna,built-in 3.7V 18650 flat head lithium battery. No external power supply required. The USB charging port is compatible with 5V charging plug and charging cables of Android phones. Using UHF low-noise preamplifier. The gain flatness is very good within the ultra-wide operating frequency of 0.1-180MHZ..
【Widely Used】The receiving frequency of this K-180WLA Active Loop Broadband Receiving Antenna covers long wave, medium wave, short wave, FM br....

PLL and divider :The chip of this signal generator has a 25MHz accurate reference voltage source, and has a PLL and frequency divider inside, so it can generate almost any frequency..
three independent outputs :The signal generator has three independent outputs, and each output can have a different frequency..
3.3V LDO regulator :This convenient small chip has a 3.3V LDO regulator and can be powered by 3-5VDC..
level shift circuit :There is a level conversion circuit on the I2C line. Generally speaking, you can safely use the chip at 3V or 5V..
sleep function :The signal generator has a sleep function, which can reduce power consumption and is very economical and environmentally friendly..

Potentiometer cable（about 15CM） can be separated, with running stop brake function.
Suitable for long hours of work:Circuit optimization design,stable.
Adjust the motor smooth no noise no vibration,with power indication,wide duty cycle adjustment range.
Using imported high-voltage MOS tube, three pressure 100V high-frequency low-resistance capacitors, automotive fuses.

Potentiometer cable（about 15CM） can be separated, with running stop brake function.
Suitable for long hours of work:Circuit optimization design,stable.
Adjust the motor smooth no noise no vibration,with power indication,wide duty cycle adjustment range.
Using imported high-voltage MOS tube, three pressure 100V high-frequency low-resistance capacitors, automotive fuses.

CLASS D WATERPROOF AMPLIFIER: Bridgable class D amplifier ideal for side-by-sides, UTV's, ATV's, boats, or motorcycles.
RMS POWER SPECS: Output power (RMS): 60 watts x 4 channels at 4 ohms.
MULTIPLE PROTECTIONS: Thermal, over current, and short circuit protection ensure your equipment is safe and secure.
LOW RESISTANCE TECHNOLOGY: Features surface mount technology (SMD) with a 4 layer fiberglass printed circuit board (PCB) design.
AMPLIFIER SPECIFICATIONS: Adjustable HP/LP frequency control.
Frequency response: (-3dB) 20Hz to 20KHz.