The large clear Led is the TX indicator and protrudes through the top of the metal enclosure holding the Arduino Uno board.
The bolt, seen here between the padlock /chain rings…..is the external ON/OFF switch, see below.
Las Vegas Transmitter Hunters
September's Transmitter hunt is on the 12th and starts at the Southern starting point at 7pm, Staging & mileages will be taken at 6:30pm. Coordination or assistance is on the H2 repeater. At this time, it is up in the air who will hide the transmitter.
