SDS100 True I/Q™ Digital Handheld Scanner

$649.99
SKU SDS100

Uniden creates another first with the SDS100 True I/Q Scanner and digital TrunkTracker communications receiver. Receiver incorporates the HomePatrol database of all known radio systems in the USA and Canada. Programming it can be as simple as entering your zip code. It’s True I/Q™ receiver provides for improved digital performance in challenging RF environments. Built to JIS4 f(IPX4) standards, it is rugged and weather resistant. Its customizable color display allows access to the information you want to see. The SDS100’s digital performance is better than any other scanner in both simulcast and weak-signal environments.

The SDS100 is also the first scanner that allows you to decide what to display, where, and in what color. Custom fields put the information important to you right where you need it. 

See Frequency Range

Product Overview

  • HomePatrol Database – Includes all known radio systems in the US and Canada. The database is updatable with the Sentinel software and Uniden updates the main database weekly. 
  • Water Resistant (JIS4/IPX4) – Resistant to dust and damage caused by splashing water from any direction (when all jack covers are in place). 
  • Customizable Color Display – You can set the display color for each field in the display. Additionally, for many fields you can select the information provided. 
  • True I/Q™ Receiver – Designed to improve digital performance in even the most challenging RF environments. An I/Q receiver captures the complete signal waveform in 3 dimensions, allowing for improved digital error correction and signal recovery. 
  • Location-Based Scanning – Allows you to set your location by zip/postal code or GPS coordinates for instant reception. The Auto-locate feature will determine your general location if you don’t know where you are. 
  • Favorites Scan – Allows you to organize your Systems into Favorites Lists. The scanner can scan any combination of Favorites Lists and the Full Database.
  • microSD card (provided - 1 GB up to 32 GB supported) – For storing Favorites Lists, Profiles, all your settings, Discovery sessions,  and recording sessions. 
  • GPS Compatible – Connect to a GPS receiver (not included) for precise system selection and continuing reselection when you travel. The scanner will automatically select what to scan based on your current location as provided by an external GPS unit. 
  • Range Control – Lets you set how far out from your current location the scanner will search for channels in Favorites Lists and the database. 
  • TrunkTracker X Operation – Scans APCO 25 Phase 1 and Phase 2, X2-TDMA, Motorola, EDACS, and LTR trunked systems, as well as conventional analog and P25 digital channels. Optional upgrades add multiple types of NXDN and DMR trunking, as well as EDACS ProVoice decoding. 
  • Instant Replay – Plays back up to 240 seconds (4 minutes) of the most recent transmissions. 
  • Audio Recording – Capture transmissions for later playback. 
  • Custom Alerts – You can program your scanner to alert when you receive a Channel or Unit ID, a Close Call hit, an ID is transmitted with an Emergency Alert, or a Tone-out hit. For each alert, you can select from 9 different tone patterns, 15 volume settings, 7 colors, and 3 flash patterns. 
  • Multicolor LED Alert – The alert LED with 7 colors, Blue, Red, Magenta, Green, Cyan, Yellow, or White, can be used with your Custom Alerts.
  • Trunking Discovery – Monitors system traffic on a trunked radio system to find unknown IDs and automatically records audio from and logs new channels for later review and identification. 
  • Conventional Discovery – Searches a range of frequencies to find unknown frequencies and automatically records audio from and logs new channels for later review and identification. 
  • Scan by Service Types – Scan your channels by Service Type i.e. Fire, Police, Railroad, etc. 
  • Multi-Level Display and Keypad light – Makes the display and keypad easy to see in dim light with multiple backlight levels.
  • Temporary or Permanent Avoid – For Systems/Sites/Departments/Channels. 
  • System/Channel Number Tagging – Number tags allow you to quickly navigate to a specific Favorites List, System, or Channel.
  • Start-up Configuration – You can program each of your Favorites Lists with a Startup Key (0-9) so that when you power up the scanner and press the key number, just those Favorites Lists assigned to the key will be enabled for scan. 
  • Close Call© RF Capture Technology – Lets you set the scanner so it detects and provides information about nearby radio transmissions. Close Call Do-not-Disturb checks for Close Call activity in between channel reception so active channels are not interrupted. 
  • Broadcast Screen – Allows the scanner to ignore search and Close Call hits on known broadcast frequencies including pager frequencies. You can also program up to 10 custom frequency ranges that the scanner ignores. 
  • Fire Tone-Out Standby/Tone Search – Lets you set the scanner to alert you if a two-tone sequential page is transmitted. You can set up to 32 Tone-Outs. The scanner will also search and display unknown tones. 
  • PC Programming – Use the Sentinel software to manage your scanner’s Profiles, Favorites Lists, Databases, and firmware updates. 
  • Priority/Priority w/DND Scan – priority channels let you keep track of activity on your most important channels while monitoring other channels for transmissions. 
  • Priority ID Scan – Allows you to set priority to talkgroup IDs
  • Intermediate Frequency Exchange – Changes the IF used for a selected channel/frequency to help avoid image and other mixer-product interference on a frequency.
  • Individual Channel Volume Offset – Allows you to adjust the volume offset for each channel. 
  • Configurable Band Defaults – Allows you to set the step (5, 6.25, 7.5, 8.33, 10, 12.5,15, 20, 25, 50 or 100 kHz) and modulation (AM, FM, NFM, WFM, or FMB) for 31 different bands. 
  • Repeater Find – Allows the scanner to try to switch to the repeater frequency if an input frequency is found.
  • Adjustable Scan/Search Delay/Resume – Set a delay up to 30 seconds or a forced resume up to 10 seconds for each channel or search. 
  • Data Naming – Allows you to name each Favorites List, System, Site, Department, Channel, ID, Location, Custom Search, and SAME group, using up to 64 characters.
  • Duplicate Input Alert – Alerts you if you try to enter a name or frequency already stored. 
  • Quick Keys – You can assign up to 100 Quick Keys to your Favorites Lists, Systems, Departments, and Sites. 
  • Search Avoids – You can temporarily Avoid up to 250 frequencies and permanently Avoid up to 250 frequencies in any Search mode or Close Call mode. 
  • 10 Custom Searches – Lets you program up to 10 custom search ranges. 
  • Search with Scan Operation – Lets you include Custom Search ranges during scan operation. 
  • 3 Search Keys – You can assign 3 of the number keys to start a Custom Search, Tone-Out Search, or Close Call Search. 
  • Quick Search – Allows you to start searching at the displayed frequency or enter a frequency and start searching. 
  • SAME Weather Alert/Priority – Lets your scanner alert you when a SAME alert is transmitted on a NOAA weather channel. You can also set a weather channel as a priority channel.
  • Built-in Battery Charger  – Allows you to charge the rechargeable batteries in the scanner from any USB port.
DEFAULT BAND SETTINGS - Frequency Range (MHz)
LOWER UPPER MODE STEP (kHz) BAND
25.0000 26.9600 AM 5 Petroleum Products & Broadcast Pickup
26.9650 27.4050 AM 5 CB Class D Channel
27.4100 27.9950 AM 5 Business & Forest Products
28.0000 29.6800 NFM 20 10 Meter Amateur Band
29.7000 49.9900 NFM 10 VHF Low Band
50.0000 53.9800 NFM 20 6 Meter Amateur Band
54.0000 71.9500 WFM 50 VHF TV Broadcast 2 – 4
72.0000 75.9500 FM 5 Intersystem & Astronomy
76.0000 87.9500 WFM 50 VHF TV Broadcast 5 – 6
88.0000 107.900 FMB 100 FM Broadcast
108.0000 136.9916 AM 8.33 Commercial Aircraft
137.0000 143.9875 NFM 12.5 Military Land Mobile
144.0000 147.9950 NFM 5 2 Meter Amateur Band
148.0000 150.7875 NFM 12.5 Military Land Mobile
150.8000 161.9950 NFM 5 VHF High Band
162.0000 173.9875 NFM 12.5 Federal Government
174.0000 215.9950 FWM 50 TV Broadcast 7 – 13
216.0000 224.9800 NFM 20 1.25 Meter Amateur Band
225.0000 379.9750 AM 25 UHF Aircraft Band
380.0000 399.9875 NFM 12.5 Trunked Military Band
400.0000 405.9875 NFM 12.5 Miscellaneous
406.0000 419.9875 NFM 12.5 Federal Government Band
420.0000 449.9875 NFM 12.5 70 cm Amateur Band
450.0000 469.9875 NFM 12.5 UHF Standard Band
470.0000 512.0000 NFM 12.5 UHF-T Band
758.0000 787.99375 NFM 6.25 Public Service Band
788.0000 805.99375 NFM 6.25 Public Service Band
806.0000 823.9875 NFM 12.5 Public Service Band
849.0125 868.9875 NFM 12.5 Public Service Band
894.0125 960.0000 NFM 12.5 Public Service Band
1240.0000 1300.0000 NFM 25 25 cm Amateur Band
  • When you select AUTO for a channel or modes modulation or step, the above values are used unless you’ve edited the Band Defaults.
  • Steps can be selected from 5/6.25/7.5/8.33/10/12.5/15/20/25/50/100/AUTO (kHz).
  • Although TV bands are listed, the scanner cannot decode digital TV audio.
Downloads & Owner Manuals Get current firmware, media players and PC software that help support your Uniden wireless security products. Download

Sentinel Software and Firmware UpdatesCLICK HERE for more information.

NXDN, DMR, and ProVoice UpgradesCLICK HERE for more information.

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