Канал: Julian Ilett

Lithium Ion Super Capacitors

Lithium Ion Super Capacitors

Ideal Diodes from AliExpress

Ideal Diodes from AliExpress

Voltage Controlled Relay gets Ideal Diode

Voltage Controlled Relay gets Ideal Diode

Xtar 18650s have 4000mAh Capacity

Xtar 18650s have 4000mAh Capacity

Battery Testers Analysed

Battery Testers Analysed

Supercapacitor Playground

Supercapacitor Playground

Atorch DT20 has New Firmware

Atorch DT20 has New Firmware

Coulometers Tested TK15 H56C

Coulometers Tested TK15 H56C

CHEAP Lidl Parkside Cordless Engraver 4V CHEAP

CHEAP Lidl Parkside Cordless Engraver 4V CHEAP

Sodium Battery with Voltage Display

Sodium Battery with Voltage Display

Spot Welding 32140 Sodium Ion Cells using Supercapacitors

Spot Welding 32140 Sodium Ion Cells using Supercapacitors

Atorch DT20 DC Energy Meter with WiFi Tuya

Atorch DT20 DC Energy Meter with WiFi Tuya

ZK-SJ30 Buck Boost 30A Converter uses LT8705

ZK-SJ30 Buck Boost 30A Converter uses LT8705

Fnirsi HRM-10 Internal Resistance Tester

Fnirsi HRM-10 Internal Resistance Tester

Xtar VX4 Battery Charger Capacity Tester

Xtar VX4 Battery Charger Capacity Tester

Junctek BL105F Coulometer

Junctek BL105F Coulometer

5% Better than Specified - 105Ah LFP Battery Tests

5% Better than Specified - 105Ah LFP Battery Tests

Hakadi Battery 105Ah LiFePO4 Prismatic Cells

Hakadi Battery 105Ah LiFePO4 Prismatic Cells

Mosquito Lamp

Mosquito Lamp

30A DC Circuit Breaker Teardown

30A DC Circuit Breaker Teardown

Sodium Ion Batteries and Heltek Balancers

Sodium Ion Batteries and Heltek Balancers

Battery using Different Grades of Yinlong LTO Cells?

Battery using Different Grades of Yinlong LTO Cells?

Xtar VC8S Battery Charger Tested

Xtar VC8S Battery Charger Tested

Modular Shed - Nail Plates

Modular Shed - Nail Plates

Shed Update April '24

Shed Update April '24

Fnirsi SWM-10 Spot Welding Machine Review

Fnirsi SWM-10 Spot Welding Machine Review

PCIE Meltdown

PCIE Meltdown

Pure Nickel or Nickel Plated Steel?

Pure Nickel or Nickel Plated Steel?

Vehicle COB Lights 12V to 85V

Vehicle COB Lights 12V to 85V

Dabbsson DBS1300 Portable Power Station Review

Dabbsson DBS1300 Portable Power Station Review

The BT189 Battery Tester is a Crazy Voltmeter

The BT189 Battery Tester is a Crazy Voltmeter

Kaiweets KTI-K01 Thermal Imaging Camera Review

Kaiweets KTI-K01 Thermal Imaging Camera Review

Building a Modular Shed

Building a Modular Shed

Boost and Buck Converters DPX800S and DPQ9010

Boost and Buck Converters DPX800S and DPQ9010

Fnirsi FNB58 USB Fast Charge Tester

Fnirsi FNB58 USB Fast Charge Tester

The ZK-S4 Boost Converter works down to 2V

The ZK-S4 Boost Converter works down to 2V

100A Relay Coil Overheat Prevention

100A Relay Coil Overheat Prevention

Lithium Titanate Cells - an Introduction

Lithium Titanate Cells - an Introduction

Xtar Dragon VP4L Plus Battery Charger

Xtar Dragon VP4L Plus Battery Charger

Smart Active Balance Module

Smart Active Balance Module

Active Balancer Modules

Active Balancer Modules

Sodium Ion Cells from Hakadi Battery

Sodium Ion Cells from Hakadi Battery

New Product Peek

New Product Peek

Shed Condensation #shorts #shed

Shed Condensation #shorts #shed

Modular Shed Update - November '23

Modular Shed Update - November '23

Dual BMS Problem for Sodium Ion Battery - Fixed

Dual BMS Problem for Sodium Ion Battery - Fixed

Voltmeter Ammeter Wattmeter Z3-20A

Voltmeter Ammeter Wattmeter Z3-20A

My First Sodium Ion Battery

My First Sodium Ion Battery

768Wh LiFePO4 Battery Build - BMS & Balancer

768Wh LiFePO4 Battery Build - BMS & Balancer

Sunshine Fun Mine - Neon Sign from Neonip

Sunshine Fun Mine - Neon Sign from Neonip

Sodium Ion Batteries from evpromax.com

Sodium Ion Batteries from evpromax.com

Give 'n' Take Energy Transfer System

Give 'n' Take Energy Transfer System

XTAR Power Bank and Battery Charger PB2SL Review

XTAR Power Bank and Battery Charger PB2SL Review

Buck Converter Teardown - Juntek DPM8650

Buck Converter Teardown - Juntek DPM8650

Julian's Battery Postbag (pb162) - Balancer and BMSs

Julian's Battery Postbag (pb162) - Balancer and BMSs

768Wh Battery Build Update

768Wh Battery Build Update

10A Ammeter Voltmeter Wattmeter Fault and Fix

10A Ammeter Voltmeter Wattmeter Fault and Fix

Sodium Ion 18650 Battery Discharge Test

Sodium Ion 18650 Battery Discharge Test

Spot Welding with Supercapacitors

Spot Welding with Supercapacitors

What's the Plan? Update from the Modular Shed

What's the Plan? Update from the Modular Shed

Julian's Electronics Postbag (PB161) - Lucky Bag

Julian's Electronics Postbag (PB161) - Lucky Bag

New PCBs from JLCPCB - 6Ah Cell Connector

New PCBs from JLCPCB - 6Ah Cell Connector

Parallel Boost Converters

Parallel Boost Converters

Part3: Supercapacitor 5.4V 250F Schematic

Part3: Supercapacitor 5.4V 250F Schematic

Balancing Voltages and Currents

Balancing Voltages and Currents

DL24M Modular Electronic DC Load

DL24M Modular Electronic DC Load

Modular Electronics Workshop - Progress Video

Modular Electronics Workshop - Progress Video

Ideas for a 8S5P LiFePO4 Battery Build

Ideas for a 8S5P LiFePO4 Battery Build

Part2: Testing ZK-SJ20 Buck Boost MPPT Function

Part2: Testing ZK-SJ20 Buck Boost MPPT Function

Part2: Supercapacitor 5.4V 250F Schematic

Part2: Supercapacitor 5.4V 250F Schematic

Part1: Testing ZK-SJ20 Buck Boost MPPT Function

Part1: Testing ZK-SJ20 Buck Boost MPPT Function

Part1: Supercapacitor 5.4V 250F Schematic

Part1: Supercapacitor 5.4V 250F Schematic

Review: aolithium LiFePO4 12V 100Ah-4S Battery

Review: aolithium LiFePO4 12V 100Ah-4S Battery

Julian's Electronics Postbag - PB160

Julian's Electronics Postbag - PB160

Just Another Buck Boost

Just Another Buck Boost

More Details - BT168 and BT168D Battery Testers

More Details - BT168 and BT168D Battery Testers

Full Review - 18650 Cell Charger

Full Review - 18650 Cell Charger

Postbag Update - 25A Buck Converter

Postbag Update - 25A Buck Converter

Li-Time 12.8V 100Ah Lithium Iron Phosphate Battery

Li-Time 12.8V 100Ah Lithium Iron Phosphate Battery

Thermal Imaging 18650 Cell Charger with InfiRay P2Pro

Thermal Imaging 18650 Cell Charger with InfiRay P2Pro

Sanfou 600W Outdoor Power Station 576Wh

Sanfou 600W Outdoor Power Station 576Wh

TS101 Soldering Iron - Better than TS100?

TS101 Soldering Iron - Better than TS100?

The Ultimate Buck Converter? - Juntek DPM8650

The Ultimate Buck Converter? - Juntek DPM8650

Julian's Electronics Postbag #159

Julian's Electronics Postbag #159

PowerQueen 100Ah LiFePO4 Battery Charge/Discharge

PowerQueen 100Ah LiFePO4 Battery Charge/Discharge

Junctek KH110F Battery Monitor/Coulometer

Junctek KH110F Battery Monitor/Coulometer

Using the InfiRay P2pro Thermal Imaging Camera

Using the InfiRay P2pro Thermal Imaging Camera

Charge a 12V Battery from a 12V Battery

Charge a 12V Battery from a 12V Battery

Build a 12.8V 150Wh LiFePO4 Battery 4S2P

Build a 12.8V 150Wh LiFePO4 Battery 4S2P

Modular Shed Update - Solar, Batteries and Mining

Modular Shed Update - Solar, Batteries and Mining

4S Flying Capacitor Active Balancer Testing

4S Flying Capacitor Active Balancer Testing

Julian's Electronics Postbag #158 - Balance, Measure, Boost

Julian's Electronics Postbag #158 - Balance, Measure, Boost

Charge Control Relay Module CD63L from ICStation.com

Charge Control Relay Module CD63L from ICStation.com

Build a Massive USB Power Bank

Build a Massive USB Power Bank

Anatomy of a Buck Converter - Back Feed

Anatomy of a Buck Converter - Back Feed

Cheap Wireless Microphones - Awful Audio?

Cheap Wireless Microphones - Awful Audio?

What's in a Wireless Microphone?

What's in a Wireless Microphone?

Julian's Electronics Postbag #157 - Boost and Buck

Julian's Electronics Postbag #157 - Boost and Buck

RockTrail USB Type-C Handwarmer Teardown

RockTrail USB Type-C Handwarmer Teardown

Exploring Electric Hot Water Bottles

Exploring Electric Hot Water Bottles

Julian's Electronics Postbag #156 - eBay and AliExpress

Julian's Electronics Postbag #156 - eBay and AliExpress

Sunday only EV Charging Hub - Bletchley

Sunday only EV Charging Hub - Bletchley

Topdon TC004 Thermal Imaging Camera Review

Topdon TC004 Thermal Imaging Camera Review

Free EV Charging - Maidenhead

Free EV Charging - Maidenhead

AC Voltage Detector Teardown

AC Voltage Detector Teardown

Toocki USB Type C Cable (with Wattmeter)

Toocki USB Type C Cable (with Wattmeter)

The Shocking State of EV Charging - South Ruislip

The Shocking State of EV Charging - South Ruislip

Digital Inclinometer - a Pointless Product?

Digital Inclinometer - a Pointless Product?

COB Rechargeable USB LED Keychain Light

COB Rechargeable USB LED Keychain Light

Alkaline AA Alternatives

Alkaline AA Alternatives

A look at the Bluetooth 4.0 Battery Monitor II

A look at the Bluetooth 4.0 Battery Monitor II

Julian's Postbag #155 - Voltage and Current Meter

Julian's Postbag #155 - Voltage and Current Meter

Heating the Office with Cheap Electricity

Heating the Office with Cheap Electricity

A look at a V2L cable bought on Alibaba.com

A look at a V2L cable bought on Alibaba.com

Fixing the Solar Wattmeter

Fixing the Solar Wattmeter

My Wattmater Failed

My Wattmater Failed

5 Volt Supercapacitors (and LEDs of course)

5 Volt Supercapacitors (and LEDs of course)

Lidl 70W Thermoelectric Dehumidifier Stripdown

Lidl 70W Thermoelectric Dehumidifier Stripdown

Food and Fuel Price Inflation

Food and Fuel Price Inflation

New PCBs from JLCPCB - Flashing LED Array

New PCBs from JLCPCB - Flashing LED Array

There was an Invader from Space

There was an Invader from Space

Fan Heater with Cashback - R4 Stripdown

Fan Heater with Cashback - R4 Stripdown

LED Panel Repair

LED Panel Repair

EV Charging - £1/kWh at Osprey

EV Charging - £1/kWh at Osprey

Smart Meter In-Home-Display IHD6 Stripdown

Smart Meter In-Home-Display IHD6 Stripdown

EV Charging - Expensive or Cheap?

EV Charging - Expensive or Cheap?

A Spoon with a Computer in it

A Spoon with a Computer in it

200A Power Supply has some Crazy Inductors

200A Power Supply has some Crazy Inductors

Playing with: DDS238-2 Zigbee Smart Meter

Playing with: DDS238-2 Zigbee Smart Meter

RCCB for £1.53 - Clearance RCD Stripdown

RCCB for £1.53 - Clearance RCD Stripdown

The map() Function is Really Basic

The map() Function is Really Basic

16A Ceeform Interlocked Socket Stripdown

16A Ceeform Interlocked Socket Stripdown

Watts over the Radio

Watts over the Radio

EVSE gets OLED and Radio

EVSE gets OLED and Radio

map(), constrain() and solar stuff

map(), constrain() and solar stuff

Minimalist Electric Car Charger

Minimalist Electric Car Charger

Arduino to Charge an EV

Arduino to Charge an EV

Opto-Isolators and Arduino for EVSE Project

Opto-Isolators and Arduino for EVSE Project

Arduino PWM Frequency Tweaked to 1kHz

Arduino PWM Frequency Tweaked to 1kHz

New PCBs: Visual Current Limiter - from JLCPCB

New PCBs: Visual Current Limiter - from JLCPCB

Water Animal Repeller from Lidl

Water Animal Repeller from Lidl

Can this PCB handle 20 Amps?

Can this PCB handle 20 Amps?

Hyundai/Kia Vehicle to Load (V2L) Adapter Stripdown

Hyundai/Kia Vehicle to Load (V2L) Adapter Stripdown

Vehicle to Load (V2L) - 3kW from MG ZS EV

Vehicle to Load (V2L) - 3kW from MG ZS EV

Old School Flashing LEDs

Old School Flashing LEDs

Resistor Simultaneous Equations

Resistor Simultaneous Equations

Vehicle to Load (V2L) on MG ZS EV

Vehicle to Load (V2L) on MG ZS EV

PowerOak AC200P Power Station Test and Review

PowerOak AC200P Power Station Test and Review

Op-amp Oops

Op-amp Oops

Charge an Electric Car from a Power Bank

Charge an Electric Car from a Power Bank

Fake 30A Car Audio Voltage Converter

Fake 30A Car Audio Voltage Converter

Test and Final Assembly - EasyEVSE

Test and Final Assembly - EasyEVSE

EasyEVSE Build (part 2)

EasyEVSE Build (part 2)

EasyEVSE Build (part 1)

EasyEVSE Build (part 1)

New PCBs from JLCPCB - Electric Vehicle Supply Equipment

New PCBs from JLCPCB - Electric Vehicle Supply Equipment

Xtar BC8 Battery Charger Test and Teardown

Xtar BC8 Battery Charger Test and Teardown

105Ah LEDs

105Ah LEDs

Julian's Electronics Postbag #154 - Cables and Stuff

Julian's Electronics Postbag #154 - Cables and Stuff

Solar Shapes

Solar Shapes

EasyEVSE Design #2 - PSU and Prototype Area

EasyEVSE Design #2 - PSU and Prototype Area

EasyEVSE Design #1 - Relays, Screw Terminals & PSU

EasyEVSE Design #1 - Relays, Screw Terminals & PSU

24V LiFePO4 Battery Moved out to the Shed

24V LiFePO4 Battery Moved out to the Shed

New PCBs from JLCPCB and New Battery Build

New PCBs from JLCPCB and New Battery Build

EVSE Vehicle Simulation

EVSE Vehicle Simulation

EVSE Stripdown

EVSE Stripdown

Julian's Electronics Postbag #153 - Solar and Batteries

Julian's Electronics Postbag #153 - Solar and Batteries

Charge/Discharge Controller with 30A Relay

Charge/Discharge Controller with 30A Relay

New PCBs from JLCPCB - Cell Connect with ACS712

New PCBs from JLCPCB - Cell Connect with ACS712

Junctek DC Voltage & Current Meter KG140F

Junctek DC Voltage & Current Meter KG140F

ALLPOWERS Portable Solar Generator AP-SS-007

ALLPOWERS Portable Solar Generator AP-SS-007

New LiFePO4 Cells - 32700 3.2V 6Ah 19.2Wh

New LiFePO4 Cells - 32700 3.2V 6Ah 19.2Wh

8S Flying Capacitors Balancer for NMC/LFP

8S Flying Capacitors Balancer for NMC/LFP

New PCBs from JLCPCB - Too Much Current?

New PCBs from JLCPCB - Too Much Current?

Kaiweets KM601 Smart Digital Multimeter - 1st Look

Kaiweets KM601 Smart Digital Multimeter - 1st Look

Flying Capacitors Balancing Module

Flying Capacitors Balancing Module

Battery Charger Discharger Board Module

Battery Charger Discharger Board Module

30A Buck Converter - 24V to 12V

30A Buck Converter - 24V to 12V

XiaoXiang 8S BMS for LiFePO4 (same as Overkill)

XiaoXiang 8S BMS for LiFePO4 (same as Overkill)

Ideal Diode between Solar Panel and Battery

Ideal Diode between Solar Panel and Battery

PV Connector Meltdown

PV Connector Meltdown

Quids Game

Quids Game

Top Balancing a LiFePO4 8-Cell Battery

Top Balancing a LiFePO4 8-Cell Battery

Daly BMS for LiFePO4 8S Battery (with balance)

Daly BMS for LiFePO4 8S Battery (with balance)

What's in my CPC Farnell Package?

What's in my CPC Farnell Package?

New Balance Charge Leads for my Bike Battery

New Balance Charge Leads for my Bike Battery

Parkside Cordless LED Light from Lidl

Parkside Cordless LED Light from Lidl

Bike Battery LiFePO4 Headway Cells

Bike Battery LiFePO4 Headway Cells

Recharging Completely Flat Lipo Batteries

Recharging Completely Flat Lipo Batteries

Mining using Solar Energy

Mining using Solar Energy

16 Amp Connectors Wired

16 Amp Connectors Wired

16A Connectors Stripped

16A Connectors Stripped

Playing with 120mm Computer Case Fans

Playing with 120mm Computer Case Fans

Dymo Label Printer from Aldi

Dymo Label Printer from Aldi

Parkside 20V 4Ah Battery from Lidl

Parkside 20V 4Ah Battery from Lidl

Parkside 12v Power Tool Battery from Lidl

Parkside 12v Power Tool Battery from Lidl

LED Backlighting Set from Lidl

LED Backlighting Set from Lidl

Fremo x700 Portable Power Station - Review

Fremo x700 Portable Power Station - Review

Cordless Heat Guns - Ryobi vs Parkside

Cordless Heat Guns - Ryobi vs Parkside

Bicycle Computer from Aldi

Bicycle Computer from Aldi

Portable Mains Kit from Aldi

Portable Mains Kit from Aldi