Lowrance HDS Touch Gen3 Manual Download Page 8

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T r a n s d u c e r   S e l e c t i o n                        

D e e p   Wa t e r   T r o l l i n g   ( O c e a n )

Fitting an offshore boat for deep water trolling, a 

good idea is to fit two units in order to get the 

benefit of two sonar sources:-

1. Display #1 - for charts and narrow beam 

50kHz/High CHIRP to track the bottom using 

a TM260 transducer (19°/50kHz) for example

2. Display #2 -  for 83kHz/Medium CHIRP and 

StructureScan (DownScan and SideScan) to 

track bait and fish in my trolling depth only* 

using an LSS-2 and a TM150 transducer

The Transducer

TM260

Display #1

Display #2  

* - Max Depth Range of Lures + 50%

LSS-2

TM150

Summary of Contents for HDS Touch Gen3

Page 1: ......

Page 2: ...n the equipment but in ones self I recently experienced this frustration myself as I just couldn t get the results another user was getting using the same equipment I simply had to accept that our con...

Page 3: ...6 Google Earth Windows Mac Android...

Page 4: ...8 SketchUp Mobile Viewer...

Page 5: ...he distance from the transducer so a wide beam is not that essential in fact you want it to be quite small in order to get detail and target separation at great depths 3 Whereas the 200kHz for shallow...

Page 6: ...27 The Transducer HDI 83 200kHz HDI v s TM150 CHIRP Several frequency options were used but the basic settings remained the same The TM150 came out on top in all cases Airmar TM150...

Page 7: ...off the Florida Keys 2 The Lowrance HDI Airmar P66 and TM150M transducers are certainly the most popular transom mount transducers 3 Taking the transducer properties into consideration it is easy to...

Page 8: ...sources 1 Display 1 for charts and narrow beam 50kHz High CHIRP to track the bottom using a TM260 transducer 19 50kHz for example 2 Display 2 for 83kHz Medium CHIRP and StructureScan DownScan and Sid...

Page 9: ...ANT 4 Secure both ends of the hose to a table with clamps with the dotted line facing up Clamping two lengths of timber to either side of the tubing will help stop it from rolling when you cut 5 Split...

Page 10: ...6ft above the weight might have to replace with larger weight of your H marker buoy and drop into 20 30ft of water 2 Make a very slow pass right next to the marker buoy first on 200kHz and then on 83...

Page 11: ...wnScan sonar An interesting observation is that the Elite4 has the same VP as the HDS9 Touch 3 Horizontal Pixels Width SideScan resolution is dependent on horizontal resolution Horizontal resolution a...

Page 12: ...lite7m 3 1 x Elite7 CHIRP 4 1 x N2k Starter Kit 5 1 x N2k T piece and 2ft cable see grey 6 LSS 2 Transducer StructureScanHD 7 Airmar TM150 CHIRP transducer 8 Trolling motor adaptor for HDI transducer...

Page 13: ...1 Slow Cruise 20kph 960ft 292m 2 Fast Troll 10kph 480ft 146m 3 Idle Speed 5kph 240ft 73m 4 Trolling Motor 2 5kph 120ft 37m 2D Sonar in Perspective Tip These distances will be greatly reduced when usi...

Page 14: ...re comfortable fishing go looking for standing timber where the tips stick through the thermocline 2 Even if the actual water depth is 2 3 times what you would normally fish just look for bigger trees...

Page 15: ...SideScan Sonar The Water Column 1 The water column does not simply consist of what s directly beneath the boat but left to right as well 2 The deeper the water the greater this area 010 sidescan colu...

Page 16: ...mounted transducer which is level parallel to keel and with a clear view to the left and right 3 A good quality SD card no more than 8GB with a fast transfer rate 4 An external GPS receiver such as t...

Page 17: ...st swim bladder solid skull construction and large scales 2 Tilapia Next strongest echo due to a medium swim bladder large skeleton and medium scales 3 Largemouth Bass The weakest echo due to a medium...

Page 18: ...CHAPTER 4 SONAR DOCTOR...

Page 19: ...and the plug itself secure 2 Make sure transducer and fishfinder power cables are NOT neatly strapped to trolling motor power cable in bow well 3 Make sure Fishfinder and Trolling Motor supply cables...

Page 20: ...7Ah battery and N2k Starter kit if you have a Point 1 Check power supply problems RF Interference and N2k issues if you have a Point 1 or other external receiver 3 There are a number of Apps available...

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