Products Map

47dB Microphone Preamplifier Kit

This deceptively simple 2 stage transistor preamp kit provides a remarkably clear boost to allow a microphone to be used in a standard line level input.   

• Instructions x 1
• PP3 9V Battery Clip x 1 
• 1µF Boxpoly Capacitor x 2
• 100nF Ceramic Capacitor x 1
• 10µF Ceramic Capacitor x 1
• 100µF Electrolytic Capacitor x 1
• 22kΩ 1/4W Carbon Resistor x 1
• 4.7MΩ 1/4W Carbon Resistor x 1
• 1MΩ 1/4W Carbon Resistor x 1
• 3.3kΩ 1/4W Carbon Resistor x 1
• 47kΩ 1/4W Carbon Resistor x 1
• BC547B Transistor  x 2
• Neutrik NYS2152 1/4" (6.3mm) Jacks x 2
• PCB x 1

Technical Specifications:

Input Voltage: 9VDC
Gain: 47dB
THD: < 0.5%

Microphone sound sensor module for Arduino and other microcontroller projects

Microphone Thread Adaptor 3/8" to 5/8"
For use with microphone holders to convert 3/8" thread to 5/8".

Professional microphone matching transformer built into XLR female plug with short lead to all-metal jack plug.

Mu-metal screened transformer. Impedance selector switch for low/high input.

Pack of 5 Coloured Foam Windshields
Red - Yellow - Black - Orange - Blue (One of each)

Universal size to fit most Microphones

Mini DisplayPort to HDMI Converter Lead

• Supports resolutions up to 4K @ 60Hz
• Gold plated connectors which resist corrosion and abrasion and improve the signal transmission performance
• Molded strain relief increases cable durability
• Long lasting aluminium alloy shell guarantees you a more durable product.

   

Mini magnetic reed switch module for Arduino and other microcontroller projects

Amazingly Powerful Mini Stereo Amplifier with Maxi Bass: 20W+20W rms. Price Includes Free 12V Mains Power Supply
 

A full and powerful sound with hifi quality & full frequency response, this little amplifier has Bass Treble & Volume controls. Measures only 140 x 70 x 40mm.

Comes complete with power-supply for mains connection or can be driven from 12VDC (ie Home or Car)

An ideal amp for anywhere, fitting neatly into small spaces at amazing power and clarity. Can be located anywhere (houses, offices, cars, vans, boats etc.)

Specification:

• Output Power: 20W + 20W rms
• Size: 140mm x 100mm x 40mm
• Power Supply: 12V 2A DC (included)
• Input sensitivity: : 200mV
• Input impedance: : 47k
• Freq response: : 20Hz to 20kHz
• Output impedance : 2 to 8 ohms
• THD : <0.05%
• Signal to noise ratio : >100db
• RCA (phono) sockets & 3.5mm jack input

Miniature 4 Pole Toggle Switch 4P2W (4 pole changeover). ON-ON.

Dimensions: L22 x W12.6mm Body height 10.5mm. 6.35mm Bush.

Rating: 5A 120VAC/28VDC 2A 240VAC. Dielectric Strength: 1500V RMS

Amazingly Powerful Class D Stereo Amplifier: 300W+300W. Price Includes Free 36V Mains Power Supply
 

Using the high-efficiency TPA3255 IC, this little amplifier produces a crystal clear sound with almost no detectable distortion and noise at normal line-level input. Measures only 168mm x 114mm x 32mm.

Comes complete with low noise power-supply for mains connection or can be driven from 24-48VDC (i.e. Home or Car)

An ideal amp for anywhere, fitting neatly into small spaces at amazing power and clarity. Can be located anywhere (houses, offices, cars, vans, boats etc.)

This version has bass and treble control potentiometers, allowing for a more precise tone configuration. It also has an input selector switch that can cycle between Bluetooth input and RCA input. 

Specification:

• Output Power: 300W + 300W @4Ω Load
• Size: 168mm x 114mm x 32mm
• THD: 0.002% @ R_l = 4Ω, 1W
• Power Supply: 36V 6A DC (included)
• Freq response: 20Hz to 20kHz (±1.5dB)
• Output impedance: 4 to 8 ohms
• Input: 2 x RCA (phono) sockets, Bluetooth 5.2
• Output: 4mm binding posts, 3.5mm stereo socket 

Amazingly Powerful Class D Stereo Amplifier: 50W+50W rms. Price Includes Free 15V Mains Power Supply
 

Using the high-efficiency TPA3116 IC, this little amplifier produces a crystal clear sound with almost no detectable distortion and noise at normal line-level input. Measures only 140mm x 100mm x 40mm.

Comes complete with low noise power-supply for mains connection or can be driven from 15-24VDC (i.e. Home or Car)

An ideal amp for anywhere, fitting neatly into small spaces at amazing power and clarity. Can be located anywhere (houses, offices, cars, vans, boats etc.)

Specification:

• Output Power: 50W + 50W rms
• Size: 140mm x 100mm x 40mm
• THD + N: 0.1% @ f = 1kHz, 25W
• Power Supply: 15V 5A DC (included)
• Freq response: 20Hz to 20kHz
• Output impedance: 4 to 8 ohms
• Input: 2 x RCA (phono) sockets

Amazingly Powerful Class D Stereo Amplifier: 80W+80W rms. Price Includes Free 15V Mains Power Supply
 

Using the high-efficiency TPA3116 IC, this little amplifier produces a crystal clear sound with almost no detectable distortion and noise at normal line-level input. Measures only 130mm x 90mm x 33mm.

Comes complete with low noise power-supply for mains connection or can be driven from 15-24VDC (i.e. Home or Car)

An ideal amp for anywhere, fitting neatly into small spaces at amazing power and clarity. Can be located anywhere (houses, offices, cars, vans, boats etc.)

This version has bass, mids and treble control potentiometers, allowing for a more precise tone configuration. It also has an input selector switch that can cycle between OFF, AUX input and RCA input. 

Specification:

• Output Power: 80W + 80W rms
• Size: 130mm x 90mm x 33mm
• THD: 0.03% @ R_l = 4Ω, 1W
• Power Supply: 15V 5A DC (included)
• Freq response: 20Hz to 20kHz (±1.5dB)
• Output impedance: 4 to 8 ohms
• Input: 2 x RCA (phono) sockets, 1 x 3.5mm Stereo AUX

Rocker Switch Double pole on/off with Black Rocker

250VAC 8A.

20 x 13mm cutout.

Use 4.8mm blade connectors  or solder.

Miniature Toggle Switch DPDT Centre-off - Biased Momentary One Way. Latching the other way.

125VDC 5A max. 33 x 13 x 12mm M6 Nut.

Miniature Toggle Switch DPDT Biased Centre-off (ie spring return to centre position) 125VDC 5A max. 33 x 13 x 12mm M6 Nut.

Miniature Toggle Switch DPDT Centre-off On/Off/On

250V 3A.

32h x 13 x 12mm with M6 nut - 6mm cut-out

Miniature Rocker Switch. Double Pole On/Off with Green Neon 250VAC 10 Amps. 

Cut out 19.8 x 13mm

• 4.8 x 0.8mm crimp connections
• UL, CSA and VDE approved
• Temperature Range -20C to +65C
• Latching Operation

Miniature Reed Proximity Switch encapsulated in glass. 3.5mm dia, 26.5mm long. Normally open 

For Low voltage applications. Activated by a Magnet.

Relay Double Pole Changeover 12V 2A @ 28VDC, 500mA @ 125VAC. 280 ohms. Operating Range 9V to 18V

Relay Double Pole Changeover 24V 2A @ 28VDC, 500mA @ 125VAC. 1070 ohms. Operating Range 18V to 36V

Relay Double Pole Changeover 5V 2A @ 28VDC, 500mA @ 125VAC. 36 ohms. Operating Range 3.5V to 6.5V

Relay Single Pole Changeover 12V 3A @ 125VDC 400 ohms. Operating Range 9V to 14V

Relay Single Pole Changeover 12V. 3A @ 125VDC 1600 ohms. Operating Range 18V to 36V

Relay Single Pole Changeover 5V. 3A @ 125VDC 70 ohms. Operating Range 3.75V to 6V

Miniature Toggle Switch DPDT Double Pole Changeover 250V 3A. 36 x 14 x 14mm

High quality switch with silver contacts

M6 6mm Nut. Solder tabs.

Miniature Toggle Switch SPDT Single Pole Changeover. On/On

5A @ 125V, 3A @ 250V. 

High quality switch with silver contacts

Needs 6mm cutout

Miniature Toggle Switch. Biased to Centre off. (Springs back to centre-off position from either position when not held)

SPDT 5A 125VAC, 3A 250VAC. 36 x 14 x 9mm. Needs 6mm cutout

Miniature Toggle Switch SPDT Single Pole Changeover Centre-off. On/Off/On

5A @ 125V, 3A @ 250V. 

Needs 6mm cutout

NPN TO3 Darlington TO3 60V 8A 90W DISCONTINUED - PLEASE GO TO EQUIVALENT MJ3001