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At Otakada Inc, trading as Montech Technologies, we are an independent distributor and solutions provider in telecommunications and IT. From satellite communication systems to renewable energy, our hybrid model serves both businesses and individuals. We partner with a global network of suppliers—without being tied to exclusive dealership agreements—so we can source and deliver the exact product you need at the right price. By bridging the gap between bulk distribution and retail, we ensure our clients receive tailored solutions, technical reliability, and responsive service every time. Learn more →
SDM-2020 Satellite Demodulator manufactured by EFData, later to be merged with Comtech. At the time that these products were manufactured EFData manufactured two separate items, one was the SDM-2020M, this is the modulator, and to match this they built an SDM-2020D the demodulator.
This particular unit has 8PSK, 16QAM and Reed Solomon.
Here is a sample from the SDM2020D datasheet
• Digital Video Broadcast (DVB)
• Transparent Data Transmission
• Programmable 1.5 to 100 Mbit/s
• QPSK
• 8PSK and 16QAM (Optional)
• L-Band input 1 (Standard), 2 or 4 Optional
• 70/140 MHz Input (Optional), 1 input
The SDM-2020 Satellite Demodulator also excels in:
• High-speed data distribution
• Fiber and cable restoration
• Internet
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