Канал: Amateur Radio Universe

Sony CXA1619 5 Band Radio Board Malayalam Demo

Sony CXA1619 5 Band Radio Board Malayalam Demo

Sony CXA1619 5 Band Radio Board Wiring Demonstration

Sony CXA1619 5 Band Radio Board Wiring Demonstration

Adapting a PL-259 RF Connector to the RG-213 Cable

Adapting a PL-259 RF Connector to the RG-213 Cable

Scanning the Shortwave Bands Using an L Board Radio

Scanning the Shortwave Bands Using an L Board Radio

Preparing the PCB for the L-Board Radio

Preparing the PCB for the L-Board Radio

Working of an L Board Superheterodyne Radio Part II

Working of an L Board Superheterodyne Radio Part II

Working of an L-Board Superheterodyne Radio Part-I

Working of an L-Board Superheterodyne Radio Part-I

Code Practice Oscillator Using 555 IC

Code Practice Oscillator Using 555 IC

CW Station Heard Checking the 40 Meter Radio Net on a Direct Conversion Radio Receiver Using the MC1

CW Station Heard Checking the 40 Meter Radio Net on a Direct Conversion Radio Receiver Using the MC1

Ham Band 40 Meter Radio Net Heard on a Direct Conversion Radio Receiver Using the MC1496 IC

Ham Band 40 Meter Radio Net Heard on a Direct Conversion Radio Receiver Using the MC1496 IC

Direct Conversion Radio Receiver Using the MC1496 IC Doubly Balanced Product Detector - Demo 3

Direct Conversion Radio Receiver Using the MC1496 IC Doubly Balanced Product Detector - Demo 3

Direct Conversion Radio Receiver Using the MC1496 IC Double Balanced Product Detector - Demo 2

Direct Conversion Radio Receiver Using the MC1496 IC Double Balanced Product Detector - Demo 2

Direct Conversion Radio Receiver Using the MC1496 IC Double Balanced Product Detector - Demo 1

Direct Conversion Radio Receiver Using the MC1496 IC Double Balanced Product Detector - Demo 1

Direct Conversion Radio Receiver Using the MC1496 Double Balanced Modulator Demodulator IC

Direct Conversion Radio Receiver Using the MC1496 Double Balanced Modulator Demodulator IC

Listening to 40 Meter Ham Band on a Direct Conversion Radio Receiver Using the NE602 IC

Listening to 40 Meter Ham Band on a Direct Conversion Radio Receiver Using the NE602 IC

Direct Conversion Radio Receiver Using the NE602 IC Double Balanced Mixer/Product Detector - Demo 2

Direct Conversion Radio Receiver Using the NE602 IC Double Balanced Mixer/Product Detector - Demo 2

Direct Conversion Radio Receiver Using the NE602 IC Double Balanced Mixer/Product Detector - Demo

Direct Conversion Radio Receiver Using the NE602 IC Double Balanced Mixer/Product Detector - Demo

Direct Conversion Radio Receiver Using the NE602 IC Double Balanced Mixer Product Detector

Direct Conversion Radio Receiver Using the NE602 IC Double Balanced Mixer Product Detector

Direct Conversion Radio Receiver Using the Diode Ring Singly Balanced Product Detector #shorts

Direct Conversion Radio Receiver Using the Diode Ring Singly Balanced Product Detector #shorts

Demonstration of a Simple DC Radio Receiver Using the Diode Ring Single Balanced Product Detector

Demonstration of a Simple DC Radio Receiver Using the Diode Ring Single Balanced Product Detector

Direct Conversion Radio Receiver Using the Diode Ring Single Balanced Product Detector - Demo

Direct Conversion Radio Receiver Using the Diode Ring Single Balanced Product Detector - Demo

Direct Conversion Radio Receiver Using the Diode Half-Ring Single Balanced Product Detector

Direct Conversion Radio Receiver Using the Diode Half-Ring Single Balanced Product Detector

CW Heard on a Direct Conversion Radio Receiver Using the CA3028 IC

CW Heard on a Direct Conversion Radio Receiver Using the CA3028 IC

Direct Conversion Radio Receiver Using CA3028 Tuned Singly Balanced Product Detector

Direct Conversion Radio Receiver Using CA3028 Tuned Singly Balanced Product Detector

Direct Conversion Radio Receiver Using CA3028 IC Singly Balanced Product Detector - Working demo

Direct Conversion Radio Receiver Using CA3028 IC Singly Balanced Product Detector - Working demo

Direct Conversion Radio Receiver Using the CA3028 IC Tuned Singly Balanced Product Detector

Direct Conversion Radio Receiver Using the CA3028 IC Tuned Singly Balanced Product Detector

Tuning Through the 40 Meter Ham Band in South India

Tuning Through the 40 Meter Ham Band in South India

South Indian Hams Ragchew on 40 Meter Ham Band

South Indian Hams Ragchew on 40 Meter Ham Band

Hams Ragchewing on 40 Meters

Hams Ragchewing on 40 Meters

Hams Chatting On the Air on 40 Meters

Hams Chatting On the Air on 40 Meters

Hams Checking the Net on 40 Meters

Hams Checking the Net on 40 Meters

Charminar Net in Progress on 40 Meters

Charminar Net in Progress on 40 Meters

RF Tuner and Amplifier for a Radio Receiver || How to Construct an RF Tuner and Amplifier

RF Tuner and Amplifier for a Radio Receiver || How to Construct an RF Tuner and Amplifier

Direct Conversion Receiver Using the CA3028 Single Balanced Mixer Product Detector

Direct Conversion Receiver Using the CA3028 Single Balanced Mixer Product Detector

LM386 IC Audio Power Amplifier || How to Construct an LM386 IC Audio Power Amplifier

LM386 IC Audio Power Amplifier || How to Construct an LM386 IC Audio Power Amplifier

A Class AB Transistor Power Amplifier Plays Audio From an FM Radio Board

A Class AB Transistor Power Amplifier Plays Audio From an FM Radio Board

Class AB Transistor Audio Power Amplifier || How to Construct a Class AB Audio Power Amplifier

Class AB Transistor Audio Power Amplifier || How to Construct a Class AB Audio Power Amplifier

Direct Digital Synthesis BFO Frequency Signal || Stable DDS BFO Signal

Direct Digital Synthesis BFO Frequency Signal || Stable DDS BFO Signal

What is a Direct Digital Synthesis VFO or DDS VFO || Different Parts of a DDS VFO and its Functions

What is a Direct Digital Synthesis VFO or DDS VFO || Different Parts of a DDS VFO and its Functions

What is a Variable Frequency Oscillator (VFO) || How to Construct a Variable Frequency Oscillator

What is a Variable Frequency Oscillator (VFO) || How to Construct a Variable Frequency Oscillator

What is a Clapp Oscillator || How to Construct a Clapp Oscillator

What is a Clapp Oscillator || How to Construct a Clapp Oscillator

What is an RF Band-Pass Filter || How to Construct an RF Band-Pass Filter

What is an RF Band-Pass Filter || How to Construct an RF Band-Pass Filter

What is an RF Signal Strength Meter || How to Construct an RF Signal Strength Meter Using LM3914 IC

What is an RF Signal Strength Meter || How to Construct an RF Signal Strength Meter Using LM3914 IC

What is a Tuned Radio Frequency (TRF) Receiver || How to Construct a Tuned Radio Frequency Receiver

What is a Tuned Radio Frequency (TRF) Receiver || How to Construct a Tuned Radio Frequency Receiver

An AM/FM Receiver Using Sony CXA1691BS

An AM/FM Receiver Using Sony CXA1691BS

Working of an FM, Bluetooth and MP3 Player Module | How to Construct a Digital FM Radio-Audio Board

Working of an FM, Bluetooth and MP3 Player Module | How to Construct a Digital FM Radio-Audio Board

Amateur Radio Repeater Stations in Kerala State, India

Amateur Radio Repeater Stations in Kerala State, India

CD1619CP Analogue FM Radio Board with TDA2003 Audio Amplifier

CD1619CP Analogue FM Radio Board with TDA2003 Audio Amplifier

Sony CXA1691BS FM Radio Receiver

Sony CXA1691BS FM Radio Receiver

What is a Tuned Collector Oscillator || How to Construct a Tuned Collector Oscillator

What is a Tuned Collector Oscillator || How to Construct a Tuned Collector Oscillator

What is an Envelope Detector || How to Construct a Diode Envelope Detector

What is an Envelope Detector || How to Construct a Diode Envelope Detector

What is a Multistage Tuned RF Amplifier || How to Construct a Multistage Tuned RF Amplifier

What is a Multistage Tuned RF Amplifier || How to Construct a Multistage Tuned RF Amplifier

What is a Tuned RF Amplifier || How to Construct a Tuned RF Amplifier

What is a Tuned RF Amplifier || How to Construct a Tuned RF Amplifier

What is a Hartley Oscillator || How to Construct a Hartley Oscillator

What is a Hartley Oscillator || How to Construct a Hartley Oscillator

What is a Quartz Crystal || How to Construct a Colpitts Crystal Oscillator

What is a Quartz Crystal || How to Construct a Colpitts Crystal Oscillator

What is a Varactor Diode || How to Construct a Varactor Tuned Voltage Controlled Oscillator

What is a Varactor Diode || How to Construct a Varactor Tuned Voltage Controlled Oscillator

What is an LC Tank Circuit || How to Construct an LC Tank Circuit

What is an LC Tank Circuit || How to Construct an LC Tank Circuit

What is a Colpitts Oscillator || How to Construct a Colpitts Oscillator

What is a Colpitts Oscillator || How to Construct a Colpitts Oscillator

What is a Capacitance Box || How to Construct a Capacitance Box

What is a Capacitance Box || How to Construct a Capacitance Box

New tilted Antenna Mast for HF and VHF Along the side of the Roofing

New tilted Antenna Mast for HF and VHF Along the side of the Roofing

What is an RF Probe or a Radio Frequency Probe || How to Construct an RF Probe

What is an RF Probe or a Radio Frequency Probe || How to Construct an RF Probe

Crystal Radio Working on Medium Wave and Short Wave Bands

Crystal Radio Working on Medium Wave and Short Wave Bands

What is a Crystal Radio || How to Construct a Crystal Radio

What is a Crystal Radio || How to Construct a Crystal Radio

Amateur Radio Universe Introduction

Amateur Radio Universe Introduction

Emergency VHF radio support given by RASA for Attukal Pongala Festival, Trivandrum

Emergency VHF radio support given by RASA for Attukal Pongala Festival, Trivandrum

Radio Amateur Society of Ananthapuri giving emergency VHF radio support to Attukal Pongala Festival

Radio Amateur Society of Ananthapuri giving emergency VHF radio support to Attukal Pongala Festival

A seminar on introducing Social Forestry and vegetable garden by Ajith Kumar, VU3WWZ at KSTTM

A seminar on introducing Social Forestry and vegetable garden by Ajith Kumar, VU3WWZ at KSTTM

Starting a Seminar on Weather Data Reception from Satellites using SDR

Starting a Seminar on Weather Data Reception from Satellites using SDR

Announcement for conducting JOTA JOTI at Kerala Science and Technology Museum Trivandrum

Announcement for conducting JOTA JOTI at Kerala Science and Technology Museum Trivandrum

The annual Kollam Hamfest conducted in 2017 at Kollam City

The annual Kollam Hamfest conducted in 2017 at Kollam City

SDR workshop conducted by Dr. Bnam Naidu, VU2ZAZ at Kerala Science and Technology Museum, Trivandrum

SDR workshop conducted by Dr. Bnam Naidu, VU2ZAZ at Kerala Science and Technology Museum, Trivandrum

Opening Speech by the Director of Science & Technology Museum Inaugurating VU2YSR Repeater

Opening Speech by the Director of Science & Technology Museum Inaugurating VU2YSR Repeater

Official Inauguration of Ananthapuri VU2YSR VHF Repeater at Science and Technology Museum Trivandrum

Official Inauguration of Ananthapuri VU2YSR VHF Repeater at Science and Technology Museum Trivandrum

A Seminar on Internet of Things by Sreekumaran Nair, VU2AEU

A Seminar on Internet of Things by Sreekumaran Nair, VU2AEU

A Seminar on Remote Operation of Radio Equipment by Gopan, VU3HPF

A Seminar on Remote Operation of Radio Equipment by Gopan, VU3HPF

A Seminar on Amateur Radio Digital Communications by OM Suwil, VU2IT

A Seminar on Amateur Radio Digital Communications by OM Suwil, VU2IT

Self-Designed Homebrew Transceiver for 40 M Band - VU2LVJ

Self-Designed Homebrew Transceiver for 40 M Band - VU2LVJ

Chennai Air Traffic Control Heard From Trivandrum

Chennai Air Traffic Control Heard From Trivandrum

Air Band Radio - Chennai Air Traffic Control

Air Band Radio - Chennai Air Traffic Control

VHF 2 Meter Antenna 8 Meters High on Top My House - VU2LVJ

VHF 2 Meter Antenna 8 Meters High on Top My House - VU2LVJ