Technical Specifications

Uplink frequency 30 to 60 kHz
Range to vessel up to 2500 m*
Data update rate
  • All: Echogram: 6 sec.
  • Single trawl:
    • Master: Spread, depth, pitch, roll: 6 sec. - Temp.: 8 sec. - Battery charge 24 sec.
    • Starboard: Depth, temp, pitch, roll, battery charge: 6 sec.
  • Twin trawl:
    • Master: Spreads (2): 6 sec. - Depth, pitch, roll: 8 sec. - Temp., battery charge: 24 sec.
    • Clump: Spread, depth, pitch, roll: 6 sec.​ - Temp.: 8 sec. - Battery charge: 24 sec.
    • Starboard: Depth, temp, pitch & roll, battery charge: 6 sec.
  • Triple trawl:
    • Master: Spreads (3): 9 sec. - Depth, pitch, roll: 8 sec. - Temp., battery charge: 24 sec.
    • Clump: Spread, depth, pitch, roll: 6 sec.​ - Temp.: 8 sec. - Battery charge: 24 sec.
    • Starboard: Depth, temp, pitch, roll, battery charge: 6 sec.
  • Quad trawl:
    • Master: Spreads (4): 12 sec. - Depth, pitch, roll: 8 sec. - Temp., battery charge: 24 sec.
    • Clump: Spread, depth, pitch, roll: 6 sec.​ - Temp.: 8 sec. - Battery charge: 24 sec.
    • Starboard: Depth, temp, pitch, roll, battery charge: 6 sec.
Door sounder beamwidth (-3 dB, 360 kHz) 13°
Door spread sensor beamwidth (-3 dB, 144 kHz) 29°
Depth range up to 1800 m
Depth resolution 0.1 m with 0.1% full scale
Pitch and roll angles

-64° to 63°
Pitch & roll accuracy

1°
Temp measurement range -5° C to +45° C
Temp accuracy ±0.1° C
Typical battery life †
  • XL: up to approx. 9 days
  • Stubby: up to approx. 4 days
Charging time Standard: 8-12 hours ‡
Fast Charge: 4 hours
Battery type Lithium-Ion
Warranty 2 years (Sensor & Battery) **
*Reference only. Depends on functions enabled. / † Depends on sensor uplink power and options. / ‡ Based on average charging time. / **Marport Standard Marine Limited Warranty

Dimensions

Standard Door Explorer (XL bottle) Mini Door Explorer (stubby bottle)




Beam Angles

Below are the angles between the down and the side beams:

STARBOARD CLUMP* PORT

*Clump: XL bottle only