Media Summary: We take a closer look at the S-Band power amplifier from the We demonstrate a locked bidirectional link between Earth and our We take a closer look at the S-Band transponder from the

Apollo Comms Part 2 Inside - Detailed Analysis & Overview

We take a closer look at the S-Band power amplifier from the We demonstrate a locked bidirectional link between Earth and our We take a closer look at the S-Band transponder from the Barely a year after the first black and white TV transmission from the Moon, NASA upgraded it to color. This is how this was done, ... We build a Phase Locked Loop (PLL) FM demodulator for extracting the We open the microwave transponder and amplifier that brought you TV from the Moon, and explain the

It's aliiive! We very cautiously turn on our transponder for the first time. Our first successful video transmission using the original

Photo Gallery

Apollo Comms Part 2: Inside the Traveling Wave Amplifier
Apollo Comms Part 6: First tone transmission, to the Moon and back!
Apollo Comms Part 3: Inside the S-Band Transponder
Apollo Comms Part 22: How NASA Upgraded the Moon TV to Color
Apollo Comms Part 30: We explain and debug modern (CD4046B) and vintage (Apollo) PLL circuits.
Apollo Comms Part 1: Opening the S-Band Transponder and Amplifier
Apollo Comms Part 15: Combining Voice, Data and Ranging
Apollo Comms Part 37: Apollo's weirdest (but genius) analog circuit
Apollo Comms Part 35: PCM Telemetry - Power Up
Apollo Comms Part 25: Apollo-HP Nixie Space Clock
Apollo Comms Part 5: Transponder first power on.
Apollo Comms Part 10: Apollo SDR reboot and first voice transmission!
View Detailed Profile
Apollo Comms Part 2: Inside the Traveling Wave Amplifier

Apollo Comms Part 2: Inside the Traveling Wave Amplifier

We take a closer look at the S-Band power amplifier from the

Apollo Comms Part 6: First tone transmission, to the Moon and back!

Apollo Comms Part 6: First tone transmission, to the Moon and back!

We demonstrate a locked bidirectional link between Earth and our

Apollo Comms Part 3: Inside the S-Band Transponder

Apollo Comms Part 3: Inside the S-Band Transponder

We take a closer look at the S-Band transponder from the

Apollo Comms Part 22: How NASA Upgraded the Moon TV to Color

Apollo Comms Part 22: How NASA Upgraded the Moon TV to Color

Barely a year after the first black and white TV transmission from the Moon, NASA upgraded it to color. This is how this was done, ...

Apollo Comms Part 30: We explain and debug modern (CD4046B) and vintage (Apollo) PLL circuits.

Apollo Comms Part 30: We explain and debug modern (CD4046B) and vintage (Apollo) PLL circuits.

We build a Phase Locked Loop (PLL) FM demodulator for extracting the

Apollo Comms Part 1: Opening the S-Band Transponder and Amplifier

Apollo Comms Part 1: Opening the S-Band Transponder and Amplifier

We open the microwave transponder and amplifier that brought you TV from the Moon, and explain the

Apollo Comms Part 15: Combining Voice, Data and Ranging

Apollo Comms Part 15: Combining Voice, Data and Ranging

We demonstrate the full

Apollo Comms Part 37: Apollo's weirdest (but genius) analog circuit

Apollo Comms Part 37: Apollo's weirdest (but genius) analog circuit

In this brain numbing

Apollo Comms Part 35: PCM Telemetry - Power Up

Apollo Comms Part 35: PCM Telemetry - Power Up

We look

Apollo Comms Part 25: Apollo-HP Nixie Space Clock

Apollo Comms Part 25: Apollo-HP Nixie Space Clock

We power up

Apollo Comms Part 5: Transponder first power on.

Apollo Comms Part 5: Transponder first power on.

It's aliiive! We very cautiously turn on our transponder for the first time.

Apollo Comms Part 10: Apollo SDR reboot and first voice transmission!

Apollo Comms Part 10: Apollo SDR reboot and first voice transmission!

We use an SDR radio to talk to our

Apollo Comms Part 21: TV from the Moon

Apollo Comms Part 21: TV from the Moon

Our first successful video transmission using the original