3M 2550, 2573 manual Receiver Specifications

24. Receiver Specifications

Item	Specification
Modes	Trace View
	Directional Peak
	Directional Null
	Special Peak
	Induction Peak
Frequency Response:
Active	577 Hz
	1 kHz
	8 kHz
	33 kHz
	82 kHz
	200 kHz
Passive	31.5 kHz (CATV)
	15 – 30 kHz (LF)
Power	50 Hz, 5th and 9th harmonic of 50 Hz
	60 Hz, 5th and 9th harmonic of 60 Hz
	(100 / 120 Hz) rectified power
Auxiliary	333 Hz
	512 Hz
	560 Hz
User Defined Frequencies	Four
Display	LCD
Gain Control	Manual and Automatic
Weight w/batteries	4–5 lbs. (1.8–2.3 kg) (model dependent)
Battery Qty. and size	8 AA (LR6)
Battery Life	30 hours average
Depth Accuracy	±2% ± 2 in. (5 cm) for 0–60 in. (0-1.5 m)
	±6% ± 2 in. (5 cm) for 60–120 in. (1.5–3.0 m)
	±10% ± 2 in. (5 cm) for 120–180 in. (3.0 m–4.5 m)
Depth Range	0–360 in. (0–914 cm)
Marker depth accuracy	± 15% ± 2 in. (5 cm)
Maximum Program Range
3M iD Markers
Near-Surface	6 in (15 cm)
Ball Marker	12 in (30 cm)
Full-Range	24 in (61 cm)

78-9000-0192-2 Rev C 65