Top Controlled Crystal Oscillators

10pcs 455E 455KHz 455K DIP2 Ceramic Crystal Oscillator Circuit

Body Size: 11 x 4.65 x 3.6mm / 0.43" x 0.18" x 0.14" (L*W*H).
DIP Quartz Crystal Oscillators for RISC & CISC Microcontrollers.
Widely used in TV, electronics, PC cards, electronical meter, DVD, MP3, MP4, etc.

Box including: Resistors, Transistors, Diodes, Zeners, Inductors, ICs, Crystal Oscillators, PCBs, LEDs, Mini Switch, Potentiometer, Trim Pots, LDRs, Headers, Terminals.
Includes 2200 pcs of the most important and usefull Eletronic Components.
Assorted by Professionals, made for Professionals.
Comes in a recyclable 11 * 7 * 2.5 inch Box, well organized.

Body Size: 11 x 4.65 x 3.6mm / 0.43" x 0.18" x 0.14" (L*W*H).
DIP Quartz Crystal Oscillators for RISC & CISC Microcontrollers.
Widely used in TV, electronics, PC cards, electronical meter, DVD, MP3, MP4, etc.

Amazing analog synthesizer with dual VCO design allows for insanely fat music creation.
Authentic reproduction of original “CAT SRM II” circuitry with matched transistors and JFETs.
Pure analog signal path based on authentic VCO, VCF and VCA designs.
4 variable and simultaneous oscillator shapes (Sawtooth, Triangle, modulated Pulse and Sub-Octave Square) for ultimate sounds.
Duophonic/Paraphonic mode allows both oscillators to be independently controlled.

Body Size: 11 x 4.65 x 3.6mm / 0.43" x 0.18" x 0.14" (L*W*H).
DIP Quartz Crystal Oscillators for RISC & CISC Microcontrollers.
Widely used in TV, electronics, PC cards, electronical meter, DVD, MP3, MP4, etc.

This is a frequency meter based on PIC microcontroller, with crystal vibration measurement function and programmable frequency settings..
With five-digit digital tube display, the measurement data display is intuitive and convenient..
All of them use direct-plug components. The circuit is simple, easy to make, easy to install and debug..
The measuring frequency range of this DIY frequency meter is 1Hz-50MHz, which can measure the oscillation frequency of most commonly used crystal oscillators..
Five-bit resolution (e.g. 0.0050kHz, 4.5765MHz, 11.059MHz) supports automatic range conversion..

HIGH QUALITY: Made of high quality quartz crystal material, very durable and stable to use..
FUNCTION: It provides a stable signal for integrated circuits and it stabilizes the frequencies of radio transmitters and receivers..
EASY TO USE: This set is organized by size in a transparent storage case for quick access and protection..
MEET YOUR DIFFERENT NEEDS: There are 11 Value 32.768KHz-24MHz Oscillators to meet your various needs..
APPLICAITON: Widely used in TV, automobile electronics, pc cards, electronic meter, DVD, MP3, MP4, etc..

This is a PIC microcontroller based on the frequency meter, with a crystal measurement function and programmable addition and subtraction frequency settings..
Five digital display, easy and intuitive, all use of in-line components, the circuit is simple and easy to produce..
You need to solder and assemble by yourself, all the components are directly inserted, and the wire is printed correctly according to the PCB. After welding, the signal is input with the standard signal source, and the yellow adjustable capacitor is adjusted to make the display value equal to the signal frequency..
The power supply can use a USB to 3.5mm power cable, or you can directly input a 5-9V DC power supply at the - and + pads..
It can measure the frequency range from 1 Hz to 50 megahertz (1Hz-50MHz), can measure the oscillation frequency of most common crystal oscillators, and measure equipment such as radio transceivers..

On/off power switch for dive bomb/laser effect.
On/off switches for the two gating oscillators.
CV SAG input powers the entire circuit with control voltage: plug in a sequencer, envelope, LFO, etc (up to 12V).

► Portable headphone amplifier: No matter where you are,you can enjoy the high quality music. Support USB/Coaxial/Optical/AUX IN, can be connected various multimedia devicesall digital in..
► Professional high performance chips: Adopts XMOS XU208 and AK4493EQ chips, work in asynchronous transfer mode, support up to 32bit/384kHz and DSD256 signal, present more musical details..
► Easy to drive lots of headphone: 1000mw output power(32ohms load), comparable to desktop headphone amplifier, easy to drive high impedance headphones..
► Powerful battery: Built-in 3.8V5000mah rechargeable li-polymer battery, long playback time. ≥13H( USB IN,≥21H( SPDIF IN,≥40H( AUX IN).
► Adopts two active Low Phase Noise Crystal Oscillators work with CPLD reduced Jitter to undetectable level. Use Dual interchangeable op amp, it could be replaced by yourself..

... the BTR5 2021 portable amplifier can decode up to 384kHz sampling rate and native DSD. PS: USB DAC functionality supports 2 modes, driverless USB 1.0 and high-performance USB 2.0 ..
[More points/details]: 3.5+2.5mm dual outputs, cVc 8.0 noise cancellation, in-vehicle mode, OLED display, FiiO Music app, Dual crystal oscillators and USB Audio Adapter mode.....

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