The transmitter provides drill head temperature, clock
position, pitch, battery status and locating signal. The
transmitter transmits signals at 4kHz, 19kHz or 30kHz.
The transmitter will enter a “sleep” mode after 15 minutes
without rotation. It takes 10 seconds to “wake up” when
the transmitter is rotated.
Echo 1
Weight
1.5lbs
Dimensions
1.25” x 15” length
Frequency
4kHz/19kHz/30kHz
Depth Range
100ft/130ft/130ft
Power
2 C-cells or Lithium
Battery
C-cell
3V, 12 hours of
continuous usage
Lithium
3V, 48 hours of
continuous usage
Roll
24 transmitter roll
positions
Pitch
.01% resolution
Temperature
Under 185
°F
Page 29