Furuno CSH-53 manual Specifications, General, SP-1

SPECIFICATIONS

Model: CSH-53-M28 (Freq.: 28 kHz) 50 (Freq.: 50 kHz)

1. GENERAL

(1) Range, TX Cycle, Pulselength

Frequency		Basic	Range (m)		TX Cycle	Pulselength
28 kHz	50 kHz	Range	Off center "OFF"	Off center "ON"	(sec)	(msec)
v	v	75	0 - 75	0 - 100	0.09 - 0.32	0.5 - 1
v	v	100	0 - 100	0 - 133	0.14 - 0.39	0.5 -	2
	v	150	0 - 150	0 - 240	0.21 - 0.53	0.5 -	3
v	v	200	0 - 200	0 - 320	0.28 - 0.64	0.5 - 4
v	v	300	0 - 300	0 - 480	0.41- 0.85	0.5 - 6
v	v	400	0 - 400	0 - 640	0.54 - 1.06	0.7 - 8
v	v	500	0 - 500	0 - 800	0.68 - 1.28	0.9 - 9
v	v	600	0 - 600	0 - 960	0.81 - 1.49	1.1 - 11
v	v	800	0 - 800	0 - 1280	1.08 - 1.92	1.5 - 15
v	v	1000	0 - 1000	0 - 1600	1.34 - 2.34	2.0 - 19
v	v	1200	0 - 1200	0 - 1920	1.61 - 2.77	2.0 - 19
v	v	1600	0 - 1600	0 - 2560	2.14 - 3.62	2.0 - 19
v	v	2000	0 - 2000	0 - 3200	2.68 - 4.48	2.0 - 19
v		3000	0 - 3000	0 - 4800	4.00- 6.69	5.7 - 20

NOTE

1)Transmission cycle is selectable in 10 steps.

2)External keying pulse can be used as a trigger.

3)Maximum range scale does not mean maximum range.

Detection capability depends on nature of fish school and sea condition.

(2) Audio Search

Sector:	30º, 60º, 90º, 180º, 330º,selectable
Method:	By built-in loudspeaker
Output:	2 W
Frequency:	1.1 kHz with reverberation effect

SP-1