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Boat Transducers, Depth Sounders and Accessories
How Does a Transducer Work?
The easiest way to understand how a transducer functions is to think of it as a speaker and a microphone built into one unit. A transducer receives sequences of high-voltage electrical pulses called transmit pulses from the echosounder. Just like the stereo speakers at home, the transducer then converts the transmit pulses into sound. The sound travels through the water as pressure waves. When a wave strikes an object like a weed, a rock, a fish, or the bottom, the wave is reflected. The wave is said to echo—just as your voice will echo off a canyon wall. When the reflected sound wave returns the transducer acts as a microphone. It receives the sound wave during the time between each transmit pulse and converts it back into electrical energy. A transducer will spend about 1% of its time transmitting and 99% of its time quietly listening for echoes. Remember, however, that these periods of time are measured in microseconds, so the time between pulses is very short. The echosounder can calculate the time difference between a transmit pulse and the return echo and then display this information on the screen in a way that can be easily understood by the user.
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- Airmar Boat P37 Transducer 31-350-3-21 | 8-Pin Transom MountGLS Stock #: 1099640-AS223$39.95 MSRP: $53.93
- Airmar Boat Speed Temperature Sensor | S61/S63 w/ 20 FT CableGLS Stock #: 1071893-XIN3967FH735$69.95 MSRP: $94.43
- Airmar Boat Temperature Transducer Cable 105-0406-S | 1757380 (60 FT)GLS Stock #: 2000516-AT391$44.95 MSRP: $87.68
- Airmar Boat Thru Hull Transducer 010-11939-21 | B175M 85-135 KhzGLS Stock #: 7330043-GH572$799.95 MSRP: $1,079.93
- Airmar Boat Thru Hull Transducer 31-178-1-01 | Wellcraft 028-1101GLS Stock #: 8202512-XIN4175FC827$39.95 MSRP: $52.33
- Airmar Boat Thru Hull Transducer 31-338-1-01 | P19 Depth 200 kHz 350WGLS Stock #: 1027218-BC311$69.95 MSRP: $91.63
- Airmar Boat Thru Hull Transducer 31-852-2-01 | P19 Black 200 kHzGLS Stock #: 1070621-AV743$69.95 MSRP: $94.43
- Airmar Boat Thru-Hull Speed Temp Sensor 20-602 | Banking PlugGLS Stock #: 1050219-AR201$24.95 MSRP: $33.68
- Airmar Boat Transducer 44-200-4-01 | Tilted Element Smart Sensor 20 Deg 235kHzGLS Stock #: 1102094-FA783$419.95 MSRP: $566.93
- Airmar Boat Transducer Extension Cable HN0360A | Rinker 18 FT BlackGLS Stock #: 1095821-BN326$29.95 MSRP: $40.43
- Airmar Boat Transducer Harness 33-789-01 | 30 Feet BlackGLS Stock #: 2000060-BT206$39.95 MSRP: $52.33
- Airmar Boat Transom Mount Transducer P37 | 200kHz 4-PinGLS Stock #: 1099469-AZ271$49.95 MSRP: $67.43
- Airmar Boat Transom Mount Transducer SN2011A | Black Polar Kraft 235 kHzGLS Stock #: 1103051-BS313$89.95 MSRP: $121.43
- Airmar P27 Boat Trolling Motor Transducer 31-531-8-01 | 200 kHz 300 WGLS Stock #: 1099599-AJ173$99.95 MSRP: $134.93
- Airmar Transom Mount Transducer 00553-10 | Depth Speed 6-Pin 200 kHzGLS Stock #: 1099643-AS185$89.95 MSRP: $121.43
- Airmar Transom Mount Transducer 31-221-1 | 9-Pin 200kHzGLS Stock #: 1099646-AS205$49.95 MSRP: $67.43
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- Bass Cat Boat Transducer Mount Extension EXT-1.5 | 1 1/2 Inch BlackGLS Stock #: 1108481-AG482$29.95 MSRP: $40.43
- Bass Cat Boat Transducer Shield and Saver TM-HDSI | 7 1/4 In AluminumGLS Stock #: 1108520-BD364$67.95 MSRP: $91.73
- Boat Gauge Bezel Decal 8624-1421-00 | Raised Metallic Red 5 1/4 InchesGLS Stock #: 1093645-AQ431$6.95 MSRP: $20.18
- Boat Transducer Shield & Saver TSS-RM-2 | Raymarine CPT100-DVSGLS Stock #: 1104781-BZ384$109.95 MSRP: $148.43
- Boat Transducer Shield Saver TG-DS-9 | Black Powder Coated AluminumGLS Stock #: 1108493-BD321$99.95 MSRP: $134.93
- Boat Transducer Shield Saver TM-CSI-2 | Black Powder Coated AluminumGLS Stock #: 1108500-BD323$59.95 MSRP: $80.93
- Boat Transducer Shield Saver TS-DSI | Lowrance Down ScanGLS Stock #: 1104783-BR242$22.95 MSRP: $30.98
- Boat Transducer Shield Saver TS-DSI | Lowrance Down Scan SkimmerGLS Stock #: 8104202-AF466$44.95 MSRP: $58.88
- Boat Transducer Shield Saver TS-LSS2-L | Black Powder Coated AluminumGLS Stock #: 1104567-BP071$139.95 MSRP: $188.93
- Evinrude Johnson Boat Command Terminator Kit 764155 | Avalon (2PC)GLS Stock #: 8800604-AH726$7.95 MSRP: $10.73
- Garmin Boat Fishfinder Mount 010-11682-00 | Echo 200 / 500C / 550C (Kit)GLS Stock #: 7500127-AT084$7.95 MSRP: $10.73
- Garmin Boat Transducer 010-12087-11 | G3 DownVu 3 Foot 4-Pin (Kit)GLS Stock #: 7500116-AT645$115.95 MSRP: $151.89
- Garmin Boat Transducer Extension Cable 010-11617-50 | 10 FT BlackGLS Stock #: 1094872-AB744$27.95 MSRP: $37.73
- Garmin Boat Transducer to Sounder Adapter 010-11948-00 | 30 InchGLS Stock #: 8800809-BN535$9.95 MSRP: $13.43
- Humminbird Boat In Hull Transducer 710147-1 | XP 9 20 T 200 / 83 kHzGLS Stock #: 1101897-AP183$59.95 MSRP: $80.93
- Humminbird Boat In Hull Transducer 710249-1 | 20/60 Puck 200/83 kHzGLS Stock #: 7102542-AF572$59.95 MSRP: $80.93
- Humminbird Boat In-Dash Mounting Kit 740084-1 | IDMK 700GLS Stock #: 1084988-BH726$24.95 MSRP: $55.99
- Humminbird Boat In-Dash Mounting Kit 740094-1 | IDMK 900GLS Stock #: 1084992-FG785$28.95 MSRP: $39.99
- Humminbird Boat In-Dash Mounting Kit 740121-1 | IDMK 700EGLS Stock #: 1084978-BF695$34.95 MSRP: $39.99
- Humminbird Boat In-Hull Transducer 710147-1 | XP 9 20 T w/ TemperatureGLS Stock #: 7102953-FD871$75.95 MSRP: $102.93
- Humminbird Boat In-Hull Transducer 710147-8 XP-9-20-T | Sea RayGLS Stock #: 8501619-GC692$74.95 MSRP: $101.18
- Humminbird Boat In-Hull Transducer 710276-1 | XP 9 HW T Dual SpectrumGLS Stock #: 7103161-FC800$89.95 MSRP: $121.43
- Humminbird Boat In-Hull Transducer 710287-1 | XP 14 HW T SOLIX Dual SpectrumGLS Stock #: 7103136-FB764$86.95 MSRP: $117.38
- Humminbird Boat In-Hull Transducer XP-9-20-T | 83/200 kHz 15 FeetGLS Stock #: 1107473-AE385$75.95 MSRP: $102.53
- Humminbird Boat Puck Transducer 550008-1 | XM 6-20-T 2-Pin 20 FT CableGLS Stock #: 1020416-BJ351$34.95 MSRP: $47.18
- Humminbird Boat Puck Transducer 710288-1 | 15 Foot 240 kHzGLS Stock #: 7103146-FB941$69.95 MSRP: $94.93
- Humminbird Boat Puck Transducer XP-9-20-05-1 | Thru Hull 200 / 83 kHzGLS Stock #: 1083879-BP624$59.95 MSRP: $80.93
- Humminbird Boat Splitter Cable 720076-1 | AS DPS Y Serial Port 13 InchGLS Stock #: 1063195-AQ292$9.95 MSRP: $13.93
- Humminbird Boat Temperature Sensor 730010-1 | 20 Foot TG-WGLS Stock #: 1020401-BE391$34.95 MSRP: $60.68
- Humminbird Boat Temperature Sensor Cable | 20 Foot Black TrackerGLS Stock #: 1033174-BW341$19.95 MSRP: $26.93
- Humminbird Boat Temperature Sensor TG-TCR | TCR Series 25 FeetGLS Stock #: 1018103-BC453$19.95 MSRP: $33.68
- Humminbird Boat Thru Hull Puck Transducer 710249-1 | 200/83 kHz XP 14 20GLS Stock #: 1101305-BP754$59.95 MSRP: $80.93
- Humminbird Boat Thru Hull Transducer 710242-1 | XPTH 14 74 HDSI 800 kHzGLS Stock #: 7103070-FE913$214.95 MSRP: $290.93
- Humminbird Boat Thru Hull Transducer 710267-1 | XPTH 14 20 MSI TGLS Stock #: 7102488-FF861$279.95 MSRP: $381.88
- Humminbird Boat Thru Hull Transducer 710289-1 | XPTH 14 HW TGLS Stock #: 7102480-FE861$100.95 MSRP: $135.55
- Humminbird Boat Transducer 710238-1 | XT 14 20 HDSI T 200/83 kHzGLS Stock #: 1101309-NK205$224.95 MSRP: $303.93
- Humminbird Boat Transducer Mounting Hardware 540084-2 | MHX HS (Kit)GLS Stock #: 8103507-BX083$21.95 MSRP: $29.63
- Humminbird Boat Transducer Mounting Hardware 540243-1 | Brackets (Kit)GLS Stock #: 1108497-AW384$22.95 MSRP: $30.98
- Humminbird Boat Transducer Mounting Kit 540084-2REV-C | Side MountGLS Stock #: 1106590-BD322$21.95 MSRP: $29.63
- Humminbird Boat Transducer Splitter Cable | Tracker 34 1/4 InchGLS Stock #: 8103130-BW201$29.95 MSRP: $40.43
- Humminbird Boat Transducer XP-6-20-TP | Thru-Hull w/ TemperatureGLS Stock #: 1020397-AR336$34.95 MSRP: $47.18
- Humminbird Boat Transducer Y Cable 720083-1 | AS 14 SI DB Y AdaptorGLS Stock #: 1099141-FJ905$44.95 MSRP: $60.68
- Humminbird Boat Transom Mount Hardware 740093-1 | MHX XNTGLS Stock #: 1103373-BS566$37.95 MSRP: $51.23
- Humminbird Boat Transom Mount Transducer 710269-1 | XM 9 MDI T 455 / 800kHzGLS Stock #: 1101903-BZ759$119.95 MSRP: $161.93
- Humminbird Boat Transom Mount Transducer 710290-1 | XM 14 HW MDI T 150 - 220 kHzGLS Stock #: 7103518-FE571$219.95 MSRP: $296.93
- Humminbird Boat Transom Transducer 710198-1 | 20 Ft Cable XNT 9 20 TGLS Stock #: 1105160-AB352$74.95 MSRP: $101.18
- Humminbird Boat Trolling Motor Adapter 740141-4 | AD TM 14 (Kit)GLS Stock #: 1101065-AK182$24.95 MSRP: $33.68
- Humminbird Boat Trolling Motor Mounting Bracket 740159-1 | AD MTM (Kit)GLS Stock #: 7103481-BN331$32.95 MSRP: $44.48
- Humminbird Boat Trolling Motor Transducer 710250-1 | XTM 14 20 T 200 / 83 kHzGLS Stock #: 1101820-AQ422$74.95 MSRP: $101.18
- Humminbird Boat Trolling Motor Transducer XTM-6-16-05-00 | 15 FT CableGLS Stock #: 1024305-AV419$48.95 MSRP: $64.12
- Humminbird Boat Trolling Transducer 710272-1 | XTM 14 20 MDI T 455 - 800 kHzGLS Stock #: 1101898-FE700$142.95 MSRP: $192.98
- Humminbird Trolling Motor Transducer 710160-1 | XTM 9 20 T 3-Pin 200 / 83 kHzGLS Stock #: 1101899-FG857$59.95 MSRP: $80.93
- Hydra Sport Boat Transducer Spacer Ring HS14144677 | 5 3/4 Inch WhiteGLS Stock #: 1075040-BK341$8.95 MSRP: $11.72
- LEI / Lowrance Boat Extension Cable 99-15 | SX-12BK Temp Speed 12 FootGLS Stock #: 1026504-AQ602$13.95 MSRP: $23.00
- LEI Boat Speed Sensor SP-X 99-70 | Eagle Lowrance Transom MountGLS Stock #: 1043660-BB251$29.95 MSRP: $40.43
- LEI Boat Transducer Depthfinder Cable 8-68 | 12 Foot XT-12GLS Stock #: 1051425-AG241$7.95 MSRP: $10.73
- LEI Boat Transducer Extension Cable XT-12 | Larson 12 FootGLS Stock #: 8600005-FE413$7.95 MSRP: $10.73
- LEI Boat Transducer Extension Cable XT-12DBK | 12 Foot BlackGLS Stock #: 1008993-AX694$14.95 MSRP: $23.51
- LEI Boat Transducer PD-W 000-0090-19 | Larson 192 kHz 19 FootGLS Stock #: 8600003-GE472$59.95 MSRP: $80.93
- Lowrance / LEI Boat Dual Temperature Sensor TS-12BK | 7-20GLS Stock #: 1043662-BT864$44.95 MSRP: $60.68
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- Lowrance Boat Depth Finder Bezel | 2 1/2 In Black Retainer RingGLS Stock #: 1044163-AZ645$4.95 MSRP: $6.68
- Lowrance Boat Depth Sounder Kit LSM-3 | 2001 Four Winns 3765009GLS Stock #: 1076861-GB692$79.95 MSRP: $107.93
- Lowrance Boat Electronic Cable M-0036 | 13 Inch 5-Pin Male to FemaleGLS Stock #: 1074843-BV595$24.95 MSRP: $33.68
- Lowrance Boat Extension Cable 119-83 | N2KEXT-25RD 25FT BlackGLS Stock #: 1085018-AT716$44.95 MSRP: $60.93
- Lowrance Boat Gimbal Bracket B-14 | Ranger 6 1/4 x 3 7/8 Inch GrayGLS Stock #: 7100555-AG596$14.95 MSRP: $20.18
- Lowrance Boat HDI Skimmer Transducer 000-10976-001 | 83/200/455/800 kHzGLS Stock #: 8105252-GA470$99.95 MSRP: $134.93
- Lowrance Boat HDI Skimmer Transducer | Tracker Transom MountGLS Stock #: 8105432-BP935$95.95 MSRP: $129.53
- Lowrance Boat Max Hull Transducer 000-0106-96 | X96 2 1/4 Inch BlackGLS Stock #: 1068222-BN393$64.95 MSRP: $107.93
- Lowrance Boat Remote Temperature Transducer PDRT-WSU | 83/20 Khz PodGLS Stock #: 7102597-GA562$64.95 MSRP: $87.68
- Lowrance Boat Skimmer Transducer 000-0106-69 | PDRT-WSU 200 kHz 20 FTGLS Stock #: 1085094-BA281$59.95 MSRP: $80.93
- Lowrance Boat Speed Temperature Sensor 99-54 | ST-TX BlackGLS Stock #: 1063187-BL572$38.95 MSRP: $53.93
- Lowrance Boat Speed Temperature Sensor Transducer 90-98 | ST-TBK 20 FTGLS Stock #: 1022225-BE712$36.95 MSRP: $53.93
- Lowrance Boat Temperature Probe 000-0099-50 | Tracker TS-1X 22FT (Kit)GLS Stock #: 1020410-BT943$34.95 MSRP: $69.95
- Lowrance Boat Temperature Sensor 7-24 | TS-1BK 25 FootGLS Stock #: 1007326-AK556$36.95 MSRP: $49.88
- Lowrance Boat Temperature Sensor 99-95 | TS-1BL Black BlueGLS Stock #: 7102603-GA582$59.95 MSRP: $80.26
- Lowrance Boat Temperature Sensor 99-95 | TS-1BL Blue BlackGLS Stock #: 1085062-AC471$49.95 MSRP: $67.43
- Lowrance Boat Temperature Transducer PDRT-WSU | Remote 6-PinGLS Stock #: 1099458-AM455$49.95 MSRP: $67.43