D500X USER S MANUAL Firmware version 2 1 3 The D 500X is an ultrasound recording unit intended for long term unattended recording of bat calls The recorder is equipped with four slots for CF cards The triggering system allows the device to start recording as a sound is detected The recording length can be selected in steps from 0 3 up to 20 seconds In order not to fill the card too fast at locations with high activity a minimum time between two recordings can be applied
D500X USER S MANUAL Firmware version 2 2 5 The D 500X is an ultrasound recording unit intended for long term unattended recording of bat calls The recorder is equipped with four slots for CF cards The triggering system allows the device to start recording as a sound is detected The recording length can be selected in steps from 0 3 up to 20 seconds In order not to fill the card too fast at locations with high activity a minimum time between two recordings can be applied