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Created HamShield Specifications (markdown)

spaceneedle 2015-07-06 16:59:57 -07:00
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HamShield Specifications
* Transceiver Frequency Range: 134-174MHz, 200-260MHz, 400MHz-520MHz
* Shield Compatibility: Arduino Uno, Arduino Mega, or any 5VDC Arduino header compatible board
* Max number of HAMShields per Arduino: 1 (Address selector may allow 2, but unsupported)
* Power Output: 250mW (provisional specification)
* Modulation: FM
* Channel Size: Selectable, 12.5KHz or 25KHz
* Transceiver IC: Auctus 1846S
* Antenna Connector: SMA
* Sub Audio: CTCSS, CDCSS, DCS, Supports different codes on both transmit and receive
* Headset Audio Connection: Smartphone style headset (TRRS connector)
* Arduino Audio Connection: PWM output with built in filter, ADC input with built in filter and amplifier
* Emphasis: Pre-emphasis, de-emphasis, and low pass filter can be enabled or disabled in software
* Vox Support: Yes, configurable
* Tone Detection: DTMF and programmable inband dual tone
* Tone Generation: DTMF and programmable inband dual tone, programmable inband single tone