Media Summary: We need to figure out where over 650 inputs should hook up to our We demonstrate a locked bidirectional link between Earth and our We build a Phase Locked Loop (PLL) FM demodulator for extracting the

Apollo Comms Part 36 Pcm - Detailed Analysis & Overview

We need to figure out where over 650 inputs should hook up to our We demonstrate a locked bidirectional link between Earth and our We build a Phase Locked Loop (PLL) FM demodulator for extracting the Marcel rescued a mystery box from the scrapper. Says "Up-Data" on it, we think it's from the We take a closer look at the S-Band power amplifier from the We open the microwave transponder and amplifier that brought you TV from the Moon, and explain the

We fix our Updata Link Test box by solving the mystery of the missing analog components. We X-ray mysterious Motorola modules ... In this brain numbing episode, we explore a genius circuit that defies our modern understanding of analog electronics. It's the ... We rebuild the missing the data decoder and recreate a live Houston controller screen.

Photo Gallery

Apollo Comms Part 36: PCM pinout discovery saved by "SCE to AUX"
Apollo Comms Part 35: PCM Telemetry - Power Up
Apollo Comms Part 25: Apollo-HP Nixie Space Clock
Apollo Comms Part 6: First tone transmission, to the Moon and back!
Apollo Comms Part 30: We explain and debug modern (CD4046B) and vintage (Apollo) PLL circuits.
Apollo Comms Part 9: Mystery Up-Data Link Test Set
Apollo Comms Part 2: Inside the Traveling Wave Amplifier
Apollo Comms Part 1: Opening the S-Band Transponder and Amplifier
Apollo Comms Part 18: Solving the mystery of NASA's Updata Link box missing parts
Apollo Comms Part 37: Apollo's weirdest (but genius) analog circuit
Apollo Comms Part 39: Rebuilding the digital data demodulator
Restoring the Apollo comms system: Marc Verdiell - (Curious Marc)
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Apollo Comms Part 36: PCM pinout discovery saved by "SCE to AUX"

Apollo Comms Part 36: PCM pinout discovery saved by "SCE to AUX"

We need to figure out where over 650 inputs should hook up to our

Apollo Comms Part 35: PCM Telemetry - Power Up

Apollo Comms Part 35: PCM Telemetry - Power Up

We look inside and power up the

Apollo Comms Part 25: Apollo-HP Nixie Space Clock

Apollo Comms Part 25: Apollo-HP Nixie Space Clock

We power up

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 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 9: Mystery Up-Data Link Test Set

Apollo Comms Part 9: Mystery Up-Data Link Test Set

Marcel rescued a mystery box from the scrapper. Says "Up-Data" on it, we think it's from the

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 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 18: Solving the mystery of NASA's Updata Link box missing parts

Apollo Comms Part 18: Solving the mystery of NASA's Updata Link box missing parts

We fix our Updata Link Test box by solving the mystery of the missing analog components. We X-ray mysterious Motorola modules ...

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 episode, we explore a genius circuit that defies our modern understanding of analog electronics. It's the ...

Apollo Comms Part 39: Rebuilding the digital data demodulator

Apollo Comms Part 39: Rebuilding the digital data demodulator

We rebuild the missing the data decoder and recreate a live Houston controller screen.

Restoring the Apollo comms system: Marc Verdiell - (Curious Marc)

Restoring the Apollo comms system: Marc Verdiell - (Curious Marc)

Restoring the

Apollo Comms Part 38: Return of the AGC (we hook up our Apollo Guidance Computer to our comms setup)

Apollo Comms Part 38: Return of the AGC (we hook up our Apollo Guidance Computer to our comms setup)

We hook up the AGC to our