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Heart Rate & Oximeter Sensor Using MAX30102
MAX30102
MAX30102-Based Heart Rate and Oximeter Sensor
This heart rate/pulse oximeter sensor uses the MAX30102 PPG (photoplethysmogram) biosensor designed to provide accurate readings, ambient light rejection and a good signal-to-noise ratio. Using I2C interface protocol, this module can be used with many microcontrollers, making it very easy to use by beginners and professionals alike.
The module has a solder jumper on the back that allows you to select between 3.3V and 1.8V logic level. 3.3V logic level is selected by default.
Specifications: Input Voltage: 3.3V - 5V
LED Peak Wavelength: 660nm (Red LED), 880nm (Near-IR LED) Communication Interface: I2C Dimensions: 16 x 21mm |
£3.50
(inc VAT £4.20)
Heavy Duty 7.8mm Studio Speaker Cable per 100M Wooden Drum
ZL71H
Professional Heavy Duty 2 core 7.8mm dia Speaker Cable. Per 100 Metre.For Studio, PA and Musicians
Stranded conductors with red and black inner insulation and overall black PVC sheath. Red and black sleeved conductors.
Supplied on 100M Wooden Drums. Please go to ZL71 for Shorter lengths
Specifications:
CSA 1.15mm2
Strands 45 x 0.18mm
Outer Dia 7.8mm
Max Current 15 Amps
Sheath: Black
For use with Low impedance (eg 4ohm, 8ohm, 16ohm etc) & 100V Line Speakers
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£78.50
(inc VAT £94.20)
Heavy Duty 7.8mm Studio Speaker Cable per Metre
ZL71
Professional Heavy Duty 2 core 7.8mm dia Speaker Cable, Price per continuous length per metre, cut from the drum.For Studio, PA and Musicians
Stranded conductors with red and black inner insulation and overall black PVC sheath. Red and black sleeved conductors.
Specifications:
CSA 1.15mm2
Strands 45 x 0.18mm
Outer Dia 7.8mm
Max Current 15 Amps
Sheath: Black
For use with Low impedance (eg 4ohm, 8ohm, 16ohm etc) & 100V Line Speakers
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£1.75
(inc VAT £2.10)
Heavy Duty 8.8mm Studio Speaker Cable. 100 Metre Reel
ZL72H
Professional Heavy Duty 2 core 8.8mm dia Thick Speaker Cable. 100metre drum for Studio, PA and Musicians
Stranded conductors with red and black inner insulation and overall black PVC sheath. Red and black sleeved conductors.
Supplied on 100M Wooden Drums. Please go to ZL72 for shorter lengths
Specifications:
CSA 2.01mm2
Strands 79 x 0.18mm
Outer Diameter 8mm
Max Current 25 Amps Sheath: Black For use with Low impedance (eg 4ohm, 8ohm, 16ohm etc) & 100V Line Speakers |
£97.75
£93.75
(inc VAT £112.50) 4% Off
Heavy Duty Foot Switch 250V 2A, 125V @ 4A
FT227
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Heavy-Duty Footswitch with Metal Knob
DPDT 2 pole changeover. Latching Alternate Action (6 Solder terminals)
125V @ 4A or 250VAC @ 2A .
Can be used for guitar, stage effects pedals and other devices.
Dimensions: 43x 23 x 18mm, Fixing hole: 12mm diameter
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£3.65
£3.25
(inc VAT £3.90) 11% Off
Heavy Duty Speaker Stand up to 60KG
SS60
Heavy Duty Speaker Stand
A heavy duty stand in black steel with locking height adjustment from 0.95m to 1.7m that can safely hold a speaker up to 60kg. The stand can support large speakers with the standard 35mm mounting hole (Top Hat).
Height: 0.95 - 1.7m extendable
Maximum load 70kg
Pole Diameter 35mm |
£27.00
(inc VAT £32.40)
High Capacity C Rechargeable NIMH 4000mAH Battery Pack of 2
RC4
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High Capacity Rechargeable NIMH C Cell 4000mAH
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£9.50
(inc VAT £11.40)
High Definition Camera with Mic in a PIR Housing with Night Vision 5MP
CPIR5
Invisible IR LEDs (no glow) High Definition 5MP Camera With Microphone Inside a Dummy PIR Housing
High quality 5MP High Definition 4 in 1 (AHD,TVI,CVI and CVBS) camera in a PIR housing.Fitted with 940nm IR LEDs that are totally invisible (no red glow like other cheaper models) Ideal for surveillance in indoor areas without arousing suspicion in both well lit and dark environments.
Although this is a high definition camera, we can set it for older non-HD DVRs if you contact us on 020 8452 0161.
Specifications:
Image Sensor: 1/3" Sony CMOS PAL/NTSC |
£45.00
(inc VAT £54.00)
High Quality 200 Watt 2 Way Crossover 12dB 8 Ohm 200W
XLX
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2 Way Passive Speaker Crossover 200 Watt using High Quality Components
Twin coils for accurate crossover frequency and purer bass
8 ohms 12db per Octave.
Crossover Freq: 3KHz.
High Quality components.
Will work at other impedances at a different crossover frequency. |
£9.25
(inc VAT £11.10)
High Quality Blue LED Weatherproof 5 Metre Tape Strip & Power Supply Kit
LED5BU
Complete 5 metre Blue LED Tape Strip Kit with Power Supply. IP65 Weatherproof RatingDIY kit including self-adhesive LED tape, power supply, and connectors. Easy to cut to size at 5cm intervals. IP65 waterproofing – suitable for kitchens, bathrooms, vehicles, shop displays etc.
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£27.50
(inc VAT £33.00)
High Quality Cool White LED Weatherproof 5 Metre Tape Strip & Power Supply Kit
LED5CW
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Complete 5 metre Cool White 6000K LED Tape Strip Kit with Power Supply. IP65 Weatherproof Rating DIY kit including self-adhesive LED tape, power supply, and connectors. Easy to cut to size at 5cm intervals. IP65 waterproofing – suitable for kitchens, bathrooms, vehicles, shop displays etc.
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£27.50
(inc VAT £33.00)
High Quality Green LED Weatherproof 5 Metre Tape Strip & Power Supply Kit
LED5GN
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Complete 5 metre Green LED Tape Strip Kit with Power Supply. IP65 Weatherproof Rating
DIY kit including self-adhesive LED tape, power supply, and connectors. Easy to cut to size at 5cm intervals. IP65 waterproofing – suitable for kitchens, bathrooms, vehicles, shop displays etc.
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£27.50
(inc VAT £33.00)
High Quality Landtone 3PDT Heavy Duty Footswitch True Bypass
FT3PDT
 High Quality Landtone Heavy-Duty True Bypass Footswitch
This 3 pole changeover footswitch by Landtone is the industry standard foot switch used in guitar pedals around the world. It has a firm latching action (Press on then press off) that will withstand the abuse of being on the road with the heaviest footed guitarists. It has the standard 9 pin footprint for a footswitch and is pin compatible with our footswitch daughterboard as well as many others.
Dimensions: 17.2x 19.5 x 42.5mm (inc. pins)
Fixing hole: 12mm diameter
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£3.65
£3.50
(inc VAT £4.20) 4% Off
High Quality Nickel Plated RCA (Phono) Line Socket with 6.3mm Cable Entry
PLMC
High Quality Nickel Plated Phono RCA Female Line SocketSolid metal, nickel-plated with Knurled body and cable protector spring. For cables up to 6.3mm |
£1.25
(inc VAT £1.50)
High Quality Nickel Plated RCA (Phono) Plug with 6.3mm Cable Entry
PPMC
High Quality Nickel Plated Phono RCA plugSolid metal, nickel-plated with Knurled body and cable protector spring. For cables up to 6.3mm |
£1.25
(inc VAT £1.50)
High Quality Phono Chassis Socket Nickel Plated Red Code
PCRD
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High quality Nickel Plated Phono chassis socket with insulated washers. Single fixing hole of 6.25 mm with solder terminals Colour Coded Red |
£1.25
(inc VAT £1.50)
High Quality Phono Chassis Socket Nickel Plated White Code
PCWH
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High quality Nickel Plated Phono chassis socket with insulated washers Single fixing hole of 6.25 mm with solder terminals Clour Coded White |
£1.25
(inc VAT £1.50)
High Quality Phono Leads 12m Stereo Nickel Plated (2RCA to 2RCA)
LPP2A12
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12m Phono to Phono Leads with Nickel Plated Plugs and Screened Cable Use for all kinds of Audio such as Hifi, Pro-Audio, Home Theatre, PA, DJ etc.
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£15.00
(inc VAT £18.00)
High Quality Phono Leads 3m Stereo Nickel Plated (2RCA to 2RCA)
LPP2A3
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3m Phono to Phono Leads with Nickel Plated Plugs and Screened Cable Use for all kinds of Audio such as Hifi, Pro-Audio, Home Theatre, PA, DJ etc.
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£6.50
(inc VAT £7.80)
High Quality Phono Leads 6m Stereo Nickel Plated (2RCA to 2RCA)
LPP2A6
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6m Phono to Phono Leads with Nickel Plated Plugs and Screened Cable Use for all kinds of Audio such as Hifi, Pro-Audio, Home Theatre, PA, DJ etc.
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£9.50
(inc VAT £11.40)
High Quality Red LED Weatherproof 5 Metre Tape Strip & Power Supply Kit
LED5RD
Complete 5 metre Red LED Tape Strip Kit with Power Supply. IP65 Weatherproof Rating
DIY kit including self-adhesive LED tape, power supply, and connectors. Easy to cut to size at 5cm intervals. IP65 waterproofing – suitable for kitchens, bathrooms, vehicles, shop displays etc.
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£27.50
(inc VAT £33.00)
High Quality Warm White LED Weatherproof 5 Metre Tape Strip & Power Supply Kit
LED5WW
Complete 5 metre Warm White 3000K LED Tape Strip Kit with Power Supply. IP65 Weatherproof Rating
DIY kit including self-adhesive LED tape, power supply, and connectors. Easy to cut to size at 5cm intervals. IP65 waterproofing – suitable for kitchens, bathrooms, vehicles, shop displays etc.
|
£27.50
(inc VAT £33.00)
High sensitivity sound sensor module for Arduino KY-037
KY037
High sensitivity sound sensor module for Arduino and other microcontroller projects
This module uses a high sensitivity microphone to detect sound levels.
It also has a comparator to give a digital output and an analogue output.
A potentiometer can adjust the level for the digital output.
Voltage : 5VDC
Size 36x16mm
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£2.50
(inc VAT £3.00)
High Speed Micro Motor
N50
N50 High Speed Micro Motor
This micro motor works between 3.7 - 5V DC and spinning at between 27500 RPM @3.7V and 40000 RPM @5V under no load. It is very lightweight at only 10g making it very usefull for small projects, drones or other models.
Voltage : 3.7 - 5VDC
Speed : 27500 - 40000 RPM (no load)
Current : 280mA
Length : 25.5mm Body + 9.5mm Shaft
Width : 10mm x 12mm
Shaft Diameter : 1.0mm
Weight : 10g
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£2.50
(inc VAT £3.00)
High Voltage DC-DC Step Up Boost Converter 45V-390V
BCUHV
High Voltage DC-DC Step Up Boost Converter 45V-390V
This high voltage boost converter uses high frequency switching to efficiently convert low voltage (10-32V) DC to high voltage (45-390) DC. It can be used for a number of applications including, but not limited to: Geiger counters, valve circuits, ionizers, etc.
Specifications
Voltage in : 10V - 32VDC
Input Current: 5A (Max.)
Voltage out : ±45V- 390VDC
Quiescent Current: 15mA
Maximum Output Current : 0.2A
Output Power: 45W (70W peak)
Dimensions : 60mm x 50mm x 20mm
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£8.50
(inc VAT £10.20)
£9.00
(inc VAT £10.80)
£9.00
(inc VAT £10.80)
Hyper Bright Blue LED 5mm Water Clear 12,000mcd
B5A
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POWER HYPER-BRIGHT LED Blue 5mm Water Clear Transparent 12,000mcd, 3.6V, 50mA, 470nM 15 degrees viewing angle |
