Note that the MCA is sometimes referred to as the cranking amperes or CA. Define the difference between MCA and CCA. The marine cranking ampere (MCA) rating of a battery is very similar to the CCA rating; the only difference is that while the CCA is measured at a temperature of 0Â°F, the MCA is measured at 32Â°F. All
InReach 2-Way Communicator. The DeLorme inReach is the first affordable, two-way, satellite communications device ever. It's about the size and weight of a smartphone, but much, much more durable: it's waterproof, buoyant and impact-resistant.ffordable, two-way, satellite communication has arrived at the ends of the earth-and everywhere in between. It's the two-way feature of the Delorme inReach that is blazing new trail in the industry.
A two-way radio is a radio that can do both transmit and receive a signal, unlike a broadcast receiver which only receives content. A two-way radio allows the operator to have a conversation with other similar radios operating on the same radio frequency. Two-way radios are available in mobile, stationary base and hand-held portable configurations. Hand-held radios are often called walkie-talkies, handie-talkies or hand-helds. Two-way radio systems usually operate in a half-duplex mode; that is,