Fibre glass reinforced, 1 1/4" cut off wheels/disc for dremel/rotary tools 10pcs for 250php

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TPA3118 DC 12V-24V BTL 60W Mono Digital Audio Power Amplifier Board Amp

Features:
Mono 50W digital amplifier board
Amplifier chip: TPA3118
Amplifier Power: 1 * 60W (a channel requires stereo to two)
Supply voltage: 8 ~ 24VDC channel digital amplifier board 1X60W

Package Includes:
1 x TPA3118 DC 12V-24V BTL 60W Mono Digital Audio Power Amplifier Board Amp

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Ultra Fine Universal Probe Test Leads Cable Multimeter Meter 1000V 20A

Description:
1000 V 20A thin tip needle Multi meter test probe / digital multimeter tester

Features:
Using advanced ultra-soft PVC silicone line, anti-blocking soft handle, 10CM copper needles, the front gilt design, manipulation table pen test is more sensitive and more accurate, good quality and ultra-durable. Line power meter can be used table written very sharp, very suitable for measuring very small IC pins, LED lamps and components

Name: 20A 1000V large special gold-plated copper needle tip Universal multimeter pen
Material: copper needle tip, soft bar, full jacket, crosshead socket, ensure the validity of the connection;

Specifications:
Cable length 90cm, table pen stick long 15cm, 2.2cm effective probe
High and low temperature conditions: 0degree ~ 40degree

Package Includes:
1 x Ultra Fine Universal Probe Test Leads Cable Multimeter Meter 1000V 20A

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DMX512 12A 144W 3 Channel Decoder Board LED DJ RGB Stage Lighting Driver Module

Performance parameters:
Dimensions: L54mm W30mm H17mm
Input voltage: DC 9 ~ 24V (depending on lamp beads may be connected in series)
Output Current: <12A
Output Power : 144W
Their power consumption: <1W
Output channels: three-channel

Protocol: standard DMX512 protocol (1990), Qian capacitive strong;
Transmission: RS485 differential transmission, with high resistance to dry worries, transmission distance, easy wiring, etc.;
CC: Within a precision constant current circuit, ensuring LED high light efficiency, low light decay.
Lightning: with anti-lightning, anti-static, the circuit is stable and reliable.
Grayscale 0-100% dimming, 256 * 256 * 256 grayscale;
Power supply; DC power supply.
Power-on: boot no impact (instantaneous power LED body), the protective effect of the LED

Product Features:
Series work:
Each module series, no need to set the address, the address is automatically assigned sequentially, easy to use, the distance between the drive signals up to 100 meters, which can be accessed 170 driver board
Parallel work:
Each module and then, when you need to add every 32 amplifier modules (theoretical value of this quantity, the actual project site please test subject), each module settings alone address (available to write code written);
Mode:
Connected with DMX512 controller, the controller will follow the effect of changes
When not associated DMX512 controller will automatically run the built-in effects (colorful hopping, gradient); in serial mode, when not connected to the main controller, the first decoder can automatically becomes the master, synchronize online change;
Applications:
Mainly used in high-power full-color wall wash lights, spot lights, buried lights, underwater lights, stage lights, tunnel lights.
Module port description:
Left of the D +, D-, GND differential input line.
The right side of D +, D-, GND differential output lines, the next line is output to the communication module, when a plurality of modules connected in series to the next module is connected to the D + and D-
The left AC, AC / DC power input, AC and DC common;
The right side of V +, R-, G-, B-is a lamp output terminal connected LED lamps, V + is the LED anode common terminal, R, G, B light bead cathode respectively connected to the panel R-, G-, B- end

Package Includes:
1 x DMX512 12A 144W 3 Channel Decoder Board LED DJ RGB Stage Lighting Driver Module

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12V DC Multifunction Self-lock Relay PLC Cycle Delay Time Timer Switch Module

Description:

FRM01 multifunction relay control module, designed specifically for a variety of users with different needs, the use of micro-controller as the primary
Control unit, preset 18 kinds of functions, and can be based on user needs, customize and add other specific functions.
Genuine high quality power relay modules, high power high-voltage transistor, red, blue signal lights, military grade double-sided
PCB board, cloth board to consider a comprehensive, stable performance, can be widely used in a variety of power control type applications.

Features:
1. New upgrade to version 2.0, the module functions by eight kinds before, increased to 18 kinds, to meet the needs of more applications;
2. Increase supply anti-reverse feature, power will not damage the module wrong;
3. Uses top-quality high-voltage power supply modules, discrete power supply before replacing the system more stable and reliable;
4. Increased 0.1 seconds timing, timing accuracy from the previous 0.1 seconds, upgrade to 0.01 seconds;
5. Increase in automatic power saving feature, users can independently set.
6. Size:66x40x1.5mm(approx)

Module Functions:
Tips: Function 1-8 on power-up self-start function 9-18 require high pulse signal (high duration is shorter than 20ms, hereinafter the same) trigger the start.

Function 1:
Timing Pick: After power, time delay relay pull T1, T1 between 0.1 seconds -270 hours adjustable, CH1 interface to a high level pulse signal, repeat the above functions;

Function 2:
Timing off: when the power relay, time delay relay disconnected T1, T1 between 0.1 seconds -270 hours adjustable, CH1 interface to a high level pulse signal, repeat the above functions;

Function 3:
Timing pull off again: After power relay to not pull, the delay time T1 reaches the relay is energized; pull the relay off after T2 arrival time, delay time T1 and T2 in 0.1 seconds -270 hours between adjustable, CH1 interface to a
High pulse signal, repeat the above functions;

Function 4:
Timing and then pull off: After power, immediately pull the relay, the relay off delay time T1 after arrival; T2 arrive after disconnecting time relay, -270 hour in 0.1 seconds delay time between T1 and T2 adjustable to CH1 interface a high pulse signal, repeat the above functions;

Function 5:
Infinite loop timing mode 1: After power relay to not pull, after the delay time T1 reaches the relay is energized; pull the relay off after time T2 arrives, and then repeat the above condition, the delay time T1 and T2 at 0.1 adjustable between second -270 hours, giving a high level pulse signal CH1 interface, you can restart the above functions;

Function 6:
Infinite loop timing mode 2: After power, immediately pull the relay delay time T1 reaches the relay off; arrive after disconnecting time T2 relay, and then repeat the above condition, the delay time T1 and T2 in 0.1 seconds adjustable between -270 hours, giving a high level pulse signal CH1 interface, you can restart the above functions;

Function 7:
Finite loop timing mode 1: 5 on the basis of functionality, increasing the number of cycles function, this time between T1 and T2 in 0.1 seconds -9999 seconds adjustable cycles NX adjustable between 1-9999 times to CH1 interface a high pulse signal, the above functions can be re-started;

Function 8:
Finite loop timing mode 2: 6, on the basis of the function, increasing the number of cycles function, this time between T1 and T2 in 0.1 seconds -9999 seconds adjustable cycles NX adjustable between 1-9999 times to CH1 interface a high pulse signal, the above functions can be re-started;

Function 9:
Latching relay modes: CH1 interface to relay a high level pulse signal, relay, give a high pulse signal relay disconnected.

Function 10:
Trigger relay modes: CH1 interface to a high signal relay, relay, high disappear, relay disconnected.

Function 11:
Pull the trigger timing: After power relay does not act, a high-level interface to CH1 pulse signal, the delay time relay pull T1, T1 between 0.1 seconds -270 hours adjustable, repeating a high level interface to CH1 pulse signal, repeat the above function;

Function 12:
Trigger timing off: After power relay does not act, a high-level interface to CH1 pulse signal relay, the relay off delay time T1, T1 between 0.1 seconds -270 hours adjustable, repeat to CH1 interface a high pulse signal, repeat the above functions;

Function 13:
Pull the trigger timing then disconnect: After power relay does not act, CH1 interface to a high level pulse signal, the delay time T1 reaches the relay is energized; pull the relay off after T2 arrival time, delay time T1 and T2 between 0.1 seconds -270 hours adjustable, repeat CH1 interface to a high level pulse signal, repeat the above functions;

Function 14:
Disconnect and then pull the trigger timing: After power relay does not act, a high-level interface to CH1 pulse signal, immediately pull the relay, the relay off delay time T1 after arrival; T2 arrive after disconnecting time relay, delay time between T1 and T2 in 0.1 seconds -270 hours adjustable, repeat CH1 interface to a high level pulse signal, repeat the above functions;

Function 15:
Infinite loop timing mode 1: After power relay does not operate to a high level pulse signal CH1 interface, the delay time T1 reaches the relay is energized; pull off the relay arrival time T2, and then repeat the above condition, the extension when the time between T1 and T2 in 0.1 seconds -270 hours adjustable, repeat CH1 interface to a high level pulse signal, the above functions can be re-started;

Function 16:
Infinite loop timing mode 2: After power relay does not act, a high-level interface to CH1 pulse signal, immediately pull the relay, the relay off delay time T1 after arrival; break time T2 after reaching relay, then repeat the above condition, the delay time between T1 and T2 in 0.1 seconds -270 hours adjustable, repeat CH1 interface to a high level pulse signal, the above functions can be re-started;

Function 17:
Finite loop timing mode 1: 15 on the basis of functionality, increasing the number of cycles function, this time between T1 and T2 in 0.1 seconds -9999 seconds adjustable cycles NX adjustable between 1-9999 times, repeating to CH1 interface a high pulse signal, the above functions can be re-started;

Function 18:
Finite loop timing mode 2: 16 on the basis of functionality, increasing the number of cycles function, this time between T1 and T2 in 0.1 seconds -9999 seconds adjustable cycles NX adjustable between 1-9999 times, repeating to CH1 interface a high pulse signal, the above functions can be re-started;

Connections:
Module control side: there are 3-wire interface, all interfaces are terminal
1. DC +:12V positive
2. DC-: power in negative
3. CH1: Input Detection Interface

Relay outputs: a 3-wire interface, all interfaces are terminal
1. NO: normal open (before relay closes, this pin is not connected. after relay closes, the pin short-connects with COM)
2. COM: Relay Common Interface
3. NC: Normal closed (before relay closes, this pin short-connect with COM. after relay closes, the pin is not connected )

Package Includes:
1 x 12V DC Multifunction Self-lock Relay PLC Cycle Delay Time Timer Switch Module

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HT16K33 LED Dot Matrix Drive Control Module Board for Arduino

Description:
The HT16K33 is a memory mapping and multi-function LED controller driver. The max. Display segment numbers in the device is 128 patterns (16 segments and 8 commons) with a 13*3 (MAX.) matrix key scan circuit. The software configuration features of the HT16K33 makes it suitable for multiple LED applications including LED modules and display subsystems. The HT16K33 is compatible with most microcontrollers and communicates via a two-line bidirectional I2C-bus.

Feature:
1. Operating voltage: 4.5V~5.5V
2. Integrated RC oscillator
3. I2C-bus interface
4. 16*8 bits RAM for display data storage
5. Max. 16 x 8 patterns, 16 segments and 8 commons
6. R/W address auto increment
7. Max. 13 x 3 matrix key scanning
8. 16-step dimming circuit
9. Selection of 20/24/28-pin SOP package types

Applications:
1. Industrial control indicators
2. Digital clocks, thermometers, counters, multimeters
3. Combo sets
4. VCR sets
5. Instrumentation readouts
6. Other consumer applications
7. LED Displays

Package Includes:
1 x HT16K33 LED Dot Matrix Drive Control Module Board for Arduino

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BLUE LED Digital Cymometer RF Signal Input 8 Digits 0.56"LED 0.1MHz~60MHz 20MHz~2.4GHz Frequency Counter Meter Hertz Tester


Features:
Using temperature-compensated voltage controlled crystal oscillator (2.5 ppm VC-TCXO).
Unique gate control and precise time algorithm (non-timed interrupt).
Gate (display refresh) time 0.01 seconds / 0.1 seconds / 1.0 seconds, real-time display frequency value.
Single-ended input design, three-channel frequency measurement (low channel / high channel / Auto Channel).
Dual frequency design, value and IF / down mode can be preset separately.
Using eight 0.56 inches high brightness digital display, eight adjustable brightness.
Circuit is simple and reasonable structure, two-button control, simple operation.
The settings are automatically saved, boot directly call.

Descriptions:
1. Gate time

0.01s
0.10s
1.0s

2. Measurement channels (Both high and low channels are high impedance)
Low channel

Measuring range: 0.1 MHz ~ 60 MHz
Accuracy: ± 100Hz (0.01s gate time)

± 10Hz (0.1s gate time)

± 1Hz (1.0s gate time)

Low channel sensitivity:

0.1 MHz ~ 10 MHz: better than 60mVPP
10 MHz ~ 60 MHz: better than 60mVPP
60 MHz ~ 75 MHz: No tested


High channel (64 divider)

Measuring range: 20 MHz ~ 2.4 GHz
Accuracy: ± 6400Hz (0.01s gate time)

± 640Hz (0.1 1s gate time)

± 64Hz (1.0 1s gate time)

High channel sensitivity:

20 MHz ~ 30 MHz: better than 100mVPP
30 MHz ~ 60 MHz: better than 50mVPP
60 MHz ~ 2.4GHz: not tested


Auto Channel
Automatically selected according to the input signal frequency high or low channel channel, identifying the frequency of 60 MHz. Such as when the input signal amplitude is greater than 60 MHz shortage can not automatically select high channel, the channel should manually select high frequency measurement.


3. IF settings
Independent double-IF design, adjust the minimum frequency step of 100 Hz, frequency range 0 ~ 99.9999 MHz, can be set to increase or decrease the IF frequency mode.

4. Frequency reference
Using 5032 package 13.000MHz Warming voltage controlled crystal oscillator (VC-TCXO), frequency stability of ± 2.5 ppm.

5. Operating voltage
DC Input: DC 9V ~ 15V (with reverse polarity protection)

6. Current
Maximum 160 mA (test conditions: DC12V power supply; red LED; eight brightness)

7. Eight LED display, the highest display eight digits.

8. Eight LED brightness is adjustable, factory set to maximum brightness.

9. Physical Dimensions, Length × width × height: 125.5 mm × 25.5 mm × 21.5 mm

10. Component quality 46 g (NW)

11. Onboard Interface

DC IN (Power Interface): HX2.54-2P socket
RF IN (signal input): HX2.54-2P socket
ICSP (programming interface): 2.54-6P Pin

Package Includes:
1 x Frequency Counter Tester LED Meter

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SMD 0805 1% Resistors 10R-910K Ohm 80Valuesx25Pcs= 2000PCS Resistor Assorted Kit

Description:
25pcs each value

10,12,15,20,22,27,30,33,39,47,51,56,68,75,82,91,
100,120,150,200,220,270,300,330,390,470,510,560,68 0,750,820,910,
1k,1k2,1k5,2k,2k2,2k7,3k,3k3,3k9,4k7,5k1,5k6,6k8,7 k5,8k2,9k1,
10k,12k,15k,20,22,27k,30k,33k,39k,47k,51k,56k,68k, 75k,82k,91k,
100k,120k,150k,200k,220k,270k,300k,330k,390k,470k, 510k,560k,680k,750k,820k,910k

Sold as per Assorted Kit not by piece.

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1/4w 0.25w Resistance 1% Metal Film Resistor Bag 30 kinds Each 20 Total 600pcs

Features：
1. Experimental resistance package.
1/4W metal film resistor package.
1% precision.
1% error.

30 kinds of resistance.

Each of 20Pcs.

2. The specifications are as follows:
10Ω, 22Ω, 47Ω, 100Ω, 150Ω, 200Ω, 220Ω, 270Ω, 330Ω,
470Ω, 510Ω, 680Ω, 1KΩ, 2KΩ, 2.2KΩ, 3.3KΩ, 4.7KΩ,
5.1KΩ, 6.8KΩ, 10KΩ, 20KΩ, 47KΩ, 51KΩ, 68KΩ, 100KΩ,
220KΩ, 300KΩ, 470KΩ, 680KΩ, 1M.

3. Colored ring.
Accuracy of 1%.
A row: 20Pcs.
Each row are written in resistance value, can be better for identify and select.

Package Includes:
1 x 1/4w 0.25w Resistance 1% Metal Film Resistor Bag 30 kinds Each 20 Total 600pcs

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ZTT16.0MX 16MHZ 16.000MHZ 3P Ceramic Resonator

Datasheet:
http://www.ic72.com/pdf_file/z/112556.pdf

Package Includes:
1 x ZTT16.0MX 16MHZ 16.000MHZ 3P Ceramic Resonator

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10SQ045 10A 45V Schottky Rectifiers

Datasheet:
10SQ045 Datasheet(PDF) - HY ELECTRONIC CORP.

Package Includes:
1 x 10SQ045 10A 45V Schottky Rectifiers

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