Media Summary: 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 return our modified NASA transmitter and receiver to their original We bring up one more NASA test equipment box that takes care of all the subcarriers.

Apollo Comms Part 22 How - Detailed Analysis & Overview

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 return our modified NASA transmitter and receiver to their original We bring up one more NASA test equipment box that takes care of all the subcarriers. Our first successful video transmission using the original We demonstrate a locked bidirectional link between Earth and our We back out the last remaining modification from our NASA receiver and return it to its original

We remake tricky connectors and a control panel. Shout-out to PCBWay for donating all the PCBs for this ... We build a Phase Locked Loop (PLL) FM demodulator for extracting the We hook it up all together, and exhibit at DesignCon 2023. Many thanks to Samtec for their support: .

Photo Gallery

Apollo Comms Part 22: How NASA Upgraded the Moon TV to Color
Apollo Comms Part 15: Combining Voice, Data and Ranging
Apollo Comms Part 13: We successfully repair both our NASA transmitter and receiver!
Apollo Comms Part 25: Apollo-HP Nixie Space Clock
Apollo Comms Part 24: Interface Simulator bring up
Apollo Comms Part 21: TV from the Moon
Apollo Comms Part 6: First tone transmission, to the Moon and back!
Apollo Comms Part 29: Downvoice
Apollo Comms Part 23: making connectors and a control panel
Apollo Comms Part 20: Pre-Modulation Processor Power Up
Apollo Comms Part 30: We explain and debug modern (CD4046B) and vintage (Apollo) PLL circuits.
Apollo Comms Part 19: Pre-Modulation Processor Grand Explanation
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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 15: Combining Voice, Data and Ranging

Apollo Comms Part 15: Combining Voice, Data and Ranging

We demonstrate the full

Apollo Comms Part 13: We successfully repair both our NASA transmitter and receiver!

Apollo Comms Part 13: We successfully repair both our NASA transmitter and receiver!

We return our modified NASA transmitter and receiver to their original

Apollo Comms Part 25: Apollo-HP Nixie Space Clock

Apollo Comms Part 25: Apollo-HP Nixie Space Clock

We power up

Apollo Comms Part 24: Interface Simulator bring up

Apollo Comms Part 24: Interface Simulator bring up

We bring up one more NASA test equipment box that takes care of all the subcarriers.

Apollo Comms Part 21: TV from the Moon

Apollo Comms Part 21: TV from the Moon

Our first successful video transmission using the original

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 29: Downvoice

Apollo Comms Part 29: Downvoice

We back out the last remaining modification from our NASA receiver and return it to its original

Apollo Comms Part 23: making connectors and a control panel

Apollo Comms Part 23: making connectors and a control panel

We remake tricky connectors and a control panel. Shout-out to PCBWay https://www.pcbway.com for donating all the PCBs for this ...

Apollo Comms Part 20: Pre-Modulation Processor Power Up

Apollo Comms Part 20: Pre-Modulation Processor Power Up

We power up the

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 19: Pre-Modulation Processor Grand Explanation

Apollo Comms Part 19: Pre-Modulation Processor Grand Explanation

In preparation for powering up the

Apollo Comms Part 26: Full system integration, Morse, TV, and upvoice are up, and an exhibit!

Apollo Comms Part 26: Full system integration, Morse, TV, and upvoice are up, and an exhibit!

We hook it up all together, and exhibit at DesignCon 2023. Many thanks to Samtec for their support: https://www.samtec.com .