Канал: Astro's Electronics Lab

Miller & Kreisel VX-7B Subwoofer Service

Miller & Kreisel VX-7B Subwoofer Service

Electronics Fundamentals: How to Test Bipolar-Junction Transistors

Electronics Fundamentals: How to Test Bipolar-Junction Transistors

Technics SU-V85A Stereo Receiver "Doesn't Turn On" - Pt. 1

Technics SU-V85A Stereo Receiver "Doesn't Turn On" - Pt. 1

How to Make A Headphone Extension Lead

How to Make A Headphone Extension Lead

AEL480 Stereo Amplifier Build: Pt. 6 - Front Panel

AEL480 Stereo Amplifier Build: Pt. 6 - Front Panel

AEL480 Stereo Amplifier Build: Pt. 5 - Preamplifier

AEL480 Stereo Amplifier Build: Pt. 5 - Preamplifier

Technics SA-R177 Stereo Receiver: No Sound

Technics SA-R177 Stereo Receiver: No Sound

Sonance Sonamp 260 Stereo Power Amplifier Service

Sonance Sonamp 260 Stereo Power Amplifier Service

Triad Subwoofer Repair

Triad Subwoofer Repair

AEL480 Stereo Amplifier Build: Pt. 4 - More Progress

AEL480 Stereo Amplifier Build: Pt. 4 - More Progress

AEL480 Stereo Amplifier Build: Pt. 3 - Getting to a Working State

AEL480 Stereo Amplifier Build: Pt. 3 - Getting to a Working State

AEL480 Stereo Amplifier Build: Pt. 2 - Fixing Issues & Enclosure

AEL480 Stereo Amplifier Build: Pt. 2 - Fixing Issues & Enclosure

Carl Sagan talks about Smegma #fyp #carlsagan

Carl Sagan talks about Smegma #fyp #carlsagan

Cheap Kmart "Anko" Brand Gaming Mic TEARDOWN

+/-15V & +12V Regulator PCB (LM317/LM337)

+/-15V & +12V Regulator PCB (LM317/LM337)

Fun with the 555 Timer: Wailing "Police" Siren

Fun with the 555 Timer: Wailing "Police" Siren

AEL480 Stereo Amplifier Build: Pt. 1 - Planning & Problem

AEL480 Stereo Amplifier Build: Pt. 1 - Planning & Problem

Fun with the 555 Timer: Police/Ambulance Siren

Fun with the 555 Timer: Police/Ambulance Siren

Regulated +/-15V Power Supply (LM317T/LM337T)

Regulated +/-15V Power Supply (LM317T/LM337T)

I Messed It Up! #electronics

I Messed It Up! #electronics

Series-Pass Regulator PCB: Problem FIXED!

Series-Pass Regulator PCB: Problem FIXED!

Series-Pass Regulator PCB Complete FAIL!

Series-Pass Regulator PCB Complete FAIL!

Amplifier PSU & DC Protection: PCB!

Amplifier PSU & DC Protection: PCB!

Cheap JST Crimping Tool (SNA-28B) REVIEW

Cheap JST Crimping Tool (SNA-28B) REVIEW

I'm Done! (Kenwood Basic M1A Nightmare)

I'm Done! (Kenwood Basic M1A Nightmare)

Accusound OM-650 Floorstanding Speakers: TEST

Accusound OM-650 Floorstanding Speakers: TEST

High-Quality Stereo Preamplifier Design TEST

High-Quality Stereo Preamplifier Design TEST

How To Test An Unknown Power Amplifier SAFELY

How To Test An Unknown Power Amplifier SAFELY

TEMU: Free Stuff? Too Good To Be True?

TEMU: Free Stuff? Too Good To Be True?

Electronics Fundamentals: Astable Multivibrator

Electronics Fundamentals: Astable Multivibrator

Electronics Fundamentals: Negative Series-Pass Regulator

Electronics Fundamentals: Negative Series-Pass Regulator

Samick Silvertone Smart IIIs Guitar Amp: Won't Turn Off

Samick Silvertone Smart IIIs Guitar Amp: Won't Turn Off

Kenwood Basic M1A Power Amplifier: Further Diagnosis

Kenwood Basic M1A Power Amplifier: Further Diagnosis

Commander Riker - It's FICTION! #commanderriker #startrek #stng #beyondbelief

Commander Riker - It's FICTION! #commanderriker #startrek #stng #beyondbelief

REL Acoustics T3 Subwoofer Amplifier REPAIRED!

REL Acoustics T3 Subwoofer Amplifier REPAIRED!

REL Acoustics T3 Subwoofer: A Second Look

REL Acoustics T3 Subwoofer: A Second Look

REL Acoustics T1 Subwoofer: Low High-Current Voltage Mystery SOLVED!

REL Acoustics T1 Subwoofer: Low High-Current Voltage Mystery SOLVED!

REL Acoustics T1 Subwoofer: Repair Follow-Up

REL Acoustics T1 Subwoofer: Repair Follow-Up

REL Acoustics T1 Subwoofer: DC on the Output

REL Acoustics T1 Subwoofer: DC on the Output

REL Acoustics T3 Subwoofer Amplifier: Major Fault!

REL Acoustics T3 Subwoofer Amplifier: Major Fault!

Can A Transistor Be Made Out Of Diodes?

Can A Transistor Be Made Out Of Diodes?

Kenwood Basic M1A Stereo Power Amplifier: No Sound

Kenwood Basic M1A Stereo Power Amplifier: No Sound

Is This Power Transformer Destroyed?

Is This Power Transformer Destroyed?

Integra (Onkyo) DTR-5.4 Surround Amplifier: No Sound?

Integra (Onkyo) DTR-5.4 Surround Amplifier: No Sound?

When You Don't Want To Hear "Air On A G-String" One More Time!

When You Don't Want To Hear "Air On A G-String" One More Time!

Designing A Lab Power Supply: Pt 9 - Finalizations

Designing A Lab Power Supply: Pt 9 - Finalizations

Is Water A Good Conductor of Electricity?

Is Water A Good Conductor of Electricity?

Have I Blown This Power Supply Up?

Have I Blown This Power Supply Up?

8 Ohm High-Power Dummy Load For Testing Amplifiers

8 Ohm High-Power Dummy Load For Testing Amplifiers

Nakamichi Amplifier1 Service: Is It Actually Faulty?

Nakamichi Amplifier1 Service: Is It Actually Faulty?

0-30V Series-Pass Regulator Experiment

0-30V Series-Pass Regulator Experiment

The LM336 2.5V Voltage Reference Diode

The LM336 2.5V Voltage Reference Diode

Series-Pass Regulator: Constant Current

Series-Pass Regulator: Constant Current

Markiplier Losing It (Getting Over It)

Markiplier Losing It (Getting Over It)

Series-Pass Regulator With Error Amplifier & Current Limiting

Series-Pass Regulator With Error Amplifier & Current Limiting

The Humble LM386 Class-AB Amplifier IC

The Humble LM386 Class-AB Amplifier IC

RDA5807FP FM Radio Kit: Modifications

RDA5807FP FM Radio Kit: Modifications

RDA5807FP FM Radio Kit BUILD

RDA5807FP FM Radio Kit BUILD

Amplifier Power Supply & Speaker Protector: Pt. 1

Amplifier Power Supply & Speaker Protector: Pt. 1

Electronics Fundamentals: Series-Pass Voltage Regulator

Electronics Fundamentals: Series-Pass Voltage Regulator

Designing A Lab Power Supply: Pt. 8 - Front & Rear Panels

Designing A Lab Power Supply: Pt. 8 - Front & Rear Panels

Amplifier "Loudness" Compensation Circuit Experiment

Amplifier "Loudness" Compensation Circuit Experiment

TEAC Bookshelf Speakers [Cheap Recycling Shop Find]

TEAC Bookshelf Speakers [Cheap Recycling Shop Find]

ETI-480 50W Power Amplifier REVAMP [AEL-480]

ETI-480 50W Power Amplifier REVAMP [AEL-480]

FNIRSI 1014D DSO Inverting Display Test

FNIRSI 1014D DSO Inverting Display Test

Kenwood KRF-V6100D 6-Channel Amplifier Receiver [Parts Only?]

Kenwood KRF-V6100D 6-Channel Amplifier Receiver [Parts Only?]

HAPPY NEW YEAR, 2024!

HAPPY NEW YEAR, 2024!

New Year SPECIAL: Australian Monitor AMIS120 Amplifier

New Year SPECIAL: Australian Monitor AMIS120 Amplifier

15W+15W Stereo Amplifier Build: Part 10 - Finalizations

15W+15W Stereo Amplifier Build: Part 10 - Finalizations

Sony TC-WE465 Cassette Deck: FULL SERVICE

Sony TC-WE465 Cassette Deck: FULL SERVICE

ZK-MT21 CS8673e 2.1 Stereo Class-D Amplifier Module REVIEW

ZK-MT21 CS8673e 2.1 Stereo Class-D Amplifier Module REVIEW

Sonance Sub 8-100 Subwoofer Amplifier REPAIR

Sonance Sub 8-100 Subwoofer Amplifier REPAIR

FNIRSI 1014D Oscilloscope REVIEW

FNIRSI 1014D Oscilloscope REVIEW

Sonance Sub 10-150 Subwoofer Amplifiers REPAIRED

Sonance Sub 10-150 Subwoofer Amplifiers REPAIRED

Sony STR-DN1030 7.1 Channel Amplifier BARGAIN!

Sony STR-DN1030 7.1 Channel Amplifier BARGAIN!

15W+15W Stereo Amplifier Build: Part 9 - Headphone Adaptor

15W+15W Stereo Amplifier Build: Part 9 - Headphone Adaptor

Sonance Sub 10-150 Subwoofer Amplifier Attempted Repair

Sonance Sub 10-150 Subwoofer Amplifier Attempted Repair

15W+15W Stereo Amplifier Build - Pt. 8: Input Selector

15W+15W Stereo Amplifier Build - Pt. 8: Input Selector

MCToon Scratches Like A PRO! (Nero Defogger Doesn't Understand Record Players)

MCToon Scratches Like A PRO! (Nero Defogger Doesn't Understand Record Players)

Commander Riker (Jonathan Frakes) Telling Us It's Fake

Commander Riker (Jonathan Frakes) Telling Us It's Fake

Yamaha CDC-625 CD Player: Disc Drawer Doesn't Open

Yamaha CDC-625 CD Player: Disc Drawer Doesn't Open

15W+15W Stereo Amplifier Build - Pt. 7c: New Preamplifier

15W+15W Stereo Amplifier Build - Pt. 7c: New Preamplifier

Weekend Project: TAA611-A12 Signal Tracer BUILD

Weekend Project: TAA611-A12 Signal Tracer BUILD

Unsolved Mysteries with Robert Stack THEME (Michael Boyd and Gary Remal Malkin)

Unsolved Mysteries with Robert Stack THEME (Michael Boyd and Gary Remal Malkin)

Call for "Ask Me Anything" Questions [2000 Subscriber SPECIAL]

Call for "Ask Me Anything" Questions [2000 Subscriber SPECIAL]

15W+15W Stereo Amplifier Build: Part 7b - Noise Reduction

15W+15W Stereo Amplifier Build: Part 7b - Noise Reduction

I Love Repairing Things, I Do It TWICE! (Sony STR-DE-475)

I Love Repairing Things, I Do It TWICE! (Sony STR-DE-475)

Sony STR-DE-475 Receiver REPAIR

Sony STR-DE-475 Receiver REPAIR

Peavey Blazer 158 "Transtube" Guitar Amplifier REPAIR

Peavey Blazer 158 "Transtube" Guitar Amplifier REPAIR

15W+15W Stereo Amplifier Build: Part 7 - Preamplifier

15W+15W Stereo Amplifier Build: Part 7 - Preamplifier

15W+15W Stereo Amplifier Build :Part 6 - Fixing an Issue

15W+15W Stereo Amplifier Build :Part 6 - Fixing an Issue

15W+15W Stereo Amplifier Build: Part 5 - Transformer & Hardware

15W+15W Stereo Amplifier Build: Part 5 - Transformer & Hardware

BTTF - DeLorean Test Time Travel Sequence - Short Version

BTTF - DeLorean Test Time Travel Sequence - Short Version

TDA2822M 1W Stereo Class-AB Amplifier

TDA2822M 1W Stereo Class-AB Amplifier

15W+15W Stereo Amplifier Build: Part 4 - Power Amplifier

15W+15W Stereo Amplifier Build: Part 4 - Power Amplifier

15W+15W Stereo Amplifier Build: Part 3 - Rack Case & Power Supply

15W+15W Stereo Amplifier Build: Part 3 - Rack Case & Power Supply

Common Misconception about Capacitors (Capacitors in Series)

Common Misconception about Capacitors (Capacitors in Series)

Simple 3-Transistor Preamplifier

Simple 3-Transistor Preamplifier

Will Smith/SpongeBob - Keep My Wife's Name Out Your Mouth

Will Smith/SpongeBob - Keep My Wife's Name Out Your Mouth

Sansui HTS-105 Digital Surround Amplifier "No Sound" (Fault Diagnosis)

Sansui HTS-105 Digital Surround Amplifier "No Sound" (Fault Diagnosis)

Simple Two-Transistor Preamp

Simple Two-Transistor Preamp

PowerTech MP3090 40A Power Supply: A Quick Look Inside

PowerTech MP3090 40A Power Supply: A Quick Look Inside

Discrete Headphone Amplifier Experiment

Discrete Headphone Amplifier Experiment

15W+15W Stereo Amplifier Build: Part 2 - Finalisations

15W+15W Stereo Amplifier Build: Part 2 - Finalisations

DSE A2760 Stereo Amplifier REPAIR!

DSE A2760 Stereo Amplifier REPAIR!

Q-Acoustics 2070S Subwoofer Amplifier Attempted Repair

Q-Acoustics 2070S Subwoofer Amplifier Attempted Repair

15W+15W Stereo Amplifier Build - Part 1: Planning

15W+15W Stereo Amplifier Build - Part 1: Planning

Maroon 5 - This Love [Bass & Drums Only Cover]

Maroon 5 - This Love [Bass & Drums Only Cover]

Simple Guitar Power Amplifier: Problems FIXED!

Simple Guitar Power Amplifier: Problems FIXED!

Simple Guitar Power Amplifier?

Simple Guitar Power Amplifier?

G-5 Guitar Practice Amplifier REPAIRED!

G-5 Guitar Practice Amplifier REPAIRED!

"Soft-Start" Circuit For Toroidal Transformers

"Soft-Start" Circuit For Toroidal Transformers

Cambridge Audio Azur 540A Amplifier: What's The Fault?

Cambridge Audio Azur 540A Amplifier: What's The Fault?

DIY Dim-Bulb Tester (For Testing Amplifiers, Etc.)

DIY Dim-Bulb Tester (For Testing Amplifiers, Etc.)

AEL-50B Thermal Run-Away Problem SOLVED!

AEL-50B Thermal Run-Away Problem SOLVED!

AEL-50B "Bass Buddy" Amplifier Bench Test

AEL-50B "Bass Buddy" Amplifier Bench Test

Bass/Guitar Preamplifier PCB Assembly & TEST

Bass/Guitar Preamplifier PCB Assembly & TEST

Designing A Lab Power Supply: Pt . 7 - Hardware

Designing A Lab Power Supply: Pt . 7 - Hardware

Pioneer SA-508: Mains Hum On Left Channel

Pioneer SA-508: Mains Hum On Left Channel

Cambridge Audio Azur 540A (v2.0) Amplifier Diagnosis

Cambridge Audio Azur 540A (v2.0) Amplifier Diagnosis

Pioneer VSX-D2011G Surround Sound Amplifier FAIL!

Pioneer VSX-D2011G Surround Sound Amplifier FAIL!

The AEL Intro Theme [FULL]

The AEL Intro Theme [FULL]

Simple Home Audio Power Amplifier: DC Offset

Simple Home Audio Power Amplifier: DC Offset

Simple Home Audio Power Amplifier: PCB

Simple Home Audio Power Amplifier: PCB

Sony STR-D390 Stereo Amplifier Receiver REPAIR! (No Parts!)

Sony STR-D390 Stereo Amplifier Receiver REPAIR! (No Parts!)

Speaker Final Modification & TEST!

Speaker Final Modification & TEST!

Belcat 25B Bass Amp: Power Output TEST!

Belcat 25B Bass Amp: Power Output TEST!

ESP Lateral MOSFET Amplifier: Power Output TEST!

ESP Lateral MOSFET Amplifier: Power Output TEST!

Taming A Piezo Tweeter

Taming A Piezo Tweeter

Speaker Driver Replacement

Speaker Driver Replacement

Loudspeaker Crossover TEST

Loudspeaker Crossover TEST

ESP Lateral MOSFET Amplifier Assembly - Pt 2

ESP Lateral MOSFET Amplifier Assembly - Pt 2

Moving To A New Place

Moving To A New Place

ESP Lateral MOSFET Power Amplifier Build: Pt 1

ESP Lateral MOSFET Power Amplifier Build: Pt 1

Generous Donated Electronic Goodies! [UNBOXING!]

Generous Donated Electronic Goodies! [UNBOXING!]

Is This Piezo Horn Driver Damaged? Let's Find Out!

Is This Piezo Horn Driver Damaged? Let's Find Out!

Blown-Up G-5 Guitar Practice Amp: What Went Wrong?

Blown-Up G-5 Guitar Practice Amp: What Went Wrong?

Simple Home Audio Power Amplifier - Pt 3: Update

Simple Home Audio Power Amplifier - Pt 3: Update

Simple Home Audio Power Amplifier - Pt 2: Frequency Response

Simple Home Audio Power Amplifier - Pt 2: Frequency Response

Simple Home Audio Power Amplifier? Let's Find Out!

Simple Home Audio Power Amplifier? Let's Find Out!

VOX amPlug-2 Bass Guitar Headphone Amplifier Repair: FAIL!

VOX amPlug-2 Bass Guitar Headphone Amplifier Repair: FAIL!

What Happens To Your Hobby with A Lack Of Motivation #fyp #youtubeshorts

What Happens To Your Hobby with A Lack Of Motivation #fyp #youtubeshorts

MLP: Princess Luna Swearing at Celestia

MLP: Princess Luna Swearing at Celestia

FOOL BRIDGE RECTIFIER!

FOOL BRIDGE RECTIFIER!

Sanyo RM6015S Clock Radio TEAR DOWN!

Sanyo RM6015S Clock Radio TEAR DOWN!

Designing A Lab Power Supply: Pt 6 - Final PCB!

Designing A Lab Power Supply: Pt 6 - Final PCB!

Mini 700mW Power Amplifier: On A PCB!

Mini 700mW Power Amplifier: On A PCB!

Simple Touch Switch

Simple Touch Switch

Short Circuits p15 - "Bionic" Ear

Short Circuits p15 - "Bionic" Ear

How Does This Even Happen??!!

How Does This Even Happen??!!

1 Watt "Champ" Amplifier: FINAL PCB!

1 Watt "Champ" Amplifier: FINAL PCB!

PMPO: What The Hell Even Is It?

PMPO: What The Hell Even Is It?

Mini 700mW Power Amplifier [TEASER]

Mini 700mW Power Amplifier [TEASER]

Mini 700mW Power Amplifier (BD139/140)

Mini 700mW Power Amplifier (BD139/140)

Designing A Lab Power Supply: Pt. 5 - Fixing Problems?

Designing A Lab Power Supply: Pt. 5 - Fixing Problems?

Designing A Lab Power Supply: Pt. 4 - Final Modifications

Designing A Lab Power Supply: Pt. 4 - Final Modifications

Designing A Lab Power Supply: Pt. 3 - Some Changes

Designing A Lab Power Supply: Pt. 3 - Some Changes

Self-Oscillating Relay (Flasher Unit)

Self-Oscillating Relay (Flasher Unit)

Designing A Lab Power Supply: Pt. 2 - Constant Voltage & Constant Current

Designing A Lab Power Supply: Pt. 2 - Constant Voltage & Constant Current

AEL-480/ETI-480 Power Supply PCB

AEL-480/ETI-480 Power Supply PCB

Designing A Lab Power Supply: Pt. 1 - Constant Voltage

Designing A Lab Power Supply: Pt. 1 - Constant Voltage

ElectroIndia N-Channel Amplifier: Muting Relay

ElectroIndia N-Channel Amplifier: Muting Relay

1 Watt "Champ Amp" Further Development

1 Watt "Champ Amp" Further Development

Darren Yates' 1W "Champ" Amp: REVISIT

Darren Yates' 1W "Champ" Amp: REVISIT

Electronics Fundamentals: Powering A Circuit On Batteries AND A Plug Pack

Electronics Fundamentals: Powering A Circuit On Batteries AND A Plug Pack

Mini 300mW Amplifier with Class A Preamp

Mini 300mW Amplifier with Class A Preamp

Mini 300mW Amplifier

Mini 300mW Amplifier

100mW Utility Amplifier: Now On Vero Board

100mW Utility Amplifier: Now On Vero Board

100mW Op-Amp Based Utility Amplifier

100mW Op-Amp Based Utility Amplifier

The Big Ear - 160-in-one Kit: Project 2

The Big Ear - 160-in-one Kit: Project 2

Recreating NTE1431 IC From Science Fair "160-In-One" Kit

Recreating NTE1431 IC From Science Fair "160-In-One" Kit

VERY Bad TIP35C Amplifier Implementation

VERY Bad TIP35C Amplifier Implementation

Electronics Fundamentals: Op Amp Based Power Supply Rail Splitter

Electronics Fundamentals: Op Amp Based Power Supply Rail Splitter

Electronics Fundamentals: Running An Op Amp On Single Supply

Electronics Fundamentals: Running An Op Amp On Single Supply

Improved 8 Ohm Dummy Load with 10:1 (x10) Function

Improved 8 Ohm Dummy Load with 10:1 (x10) Function

DIY 10:1 (x10) Oscilloscope Probe

DIY 10:1 (x10) Oscilloscope Probe

Electronics Fundamentals: AC to DC Rectification & Filtration

Electronics Fundamentals: AC to DC Rectification & Filtration

Combining ElectroIndia N-Channel Amp & ESP Guitar Preamp

Combining ElectroIndia N-Channel Amp & ESP Guitar Preamp

Roy Orbison - A Love so Beautiful [BASS COVER]

Roy Orbison - A Love so Beautiful [BASS COVER]

How To Wire A Volume Control Correctly

How To Wire A Volume Control Correctly

200W N-Channel MOSFET Amplifier - Pt 3: Final Assembly

200W N-Channel MOSFET Amplifier - Pt 3: Final Assembly

Elliott Sound Products P27b: Guitar Preamplifier - CORRECT FIX!

Elliott Sound Products P27b: Guitar Preamplifier - CORRECT FIX!

Mustool MT8208 Multimeter Service

Mustool MT8208 Multimeter Service

Repair Dog-Chewed Nintendo Switch Power Adapter Lead

Repair Dog-Chewed Nintendo Switch Power Adapter Lead

Elliott Sound Products P27b: Guitar Preamplifier - Master Volume FIX

Elliott Sound Products P27b: Guitar Preamplifier - Master Volume FIX

Coming Soon: ElectroIndia 200W Power Amplifier

Coming Soon: ElectroIndia 200W Power Amplifier

Electronics Fundamentals: Ohm's Law

Electronics Fundamentals: Ohm's Law

DSO138 Acrylic Case Assembly

DSO138 Acrylic Case Assembly

Elliott Sound Products P27b: Guitar Preamplifier - TEST

Elliott Sound Products P27b: Guitar Preamplifier - TEST

Elliott Sound Products P27b: Guitar Preamplifier Build - Part 2

Elliott Sound Products P27b: Guitar Preamplifier Build - Part 2

ElectroIndia 200W N-Channel MOSFET Amplifier: UPDATE

ElectroIndia 200W N-Channel MOSFET Amplifier: UPDATE

Repair Buggered Wall Adapter Lead

Repair Buggered Wall Adapter Lead

Elliott Sound Products P27b: Guitar Preamplifier Build - Part 1

Elliott Sound Products P27b: Guitar Preamplifier Build - Part 1

TheAstro30's BLOOPER REEL

TheAstro30's BLOOPER REEL

DSO138 Digital Storage Oscilloscope Kit

DSO138 Digital Storage Oscilloscope Kit

What To Do With Broken Multimeter Probes

What To Do With Broken Multimeter Probes

XR2206 Function Generator Kit BUILD

XR2206 Function Generator Kit BUILD

T12-942 Soldering Station REVIEW

T12-942 Soldering Station REVIEW

Elton John - Something About The Way You Look Tonight [BASS COVER]

Elton John - Something About The Way You Look Tonight [BASS COVER]

Keweisi USB Power Meter REVIEW

Keweisi USB Power Meter REVIEW