User manual UNIDEN TRUNK TRACKER III

[. . . ] 500-Channel Trunk Tracking Scanner TRUNK TRACKER III UBC780XLT Introduction The UBC780XLT is a state-of-the-art radio with TrunkTrackingTM and automatic scanning capabilities. It can store frequencies such as police, fire/emergency, marine, railroad, air, amateur, and other communications into 10 banks of 50 channels each. Use your new scanner to monitor: · Police and Fire Departments (including rescue and paramedics), and Ambulance Services Private and Government Trunked Systems · VHF High Band, UHF, 800MHz · Trunking for Motorola, EDACS and LTR Systems · Business/Industrial Radio · Utilities · Marine and Amateur (ham radio) Bands · Air Band · And much more. . . The chart below identifies the scanner band numbers, the frequency range, the modulation mode and the default step size settings. Band No. [. . . ] Also instead of pressing E, you can press the VFO/SELECT control or press the SELECT/MUTE key. 5. Choose the system you want to track using the keypad, v or w and then press E. No. 1 2 3 4 5 6 7 8 LCD display Type 2 800 Type 1 Type 2 900 Type 2 UHF Type 2 VHF EDCS WIDE EDCS Narrow LT Icon M M M M M E E L Trunking Type Motorola Type 2 800 MHz Motorola Type 1 Motorola Type 2 900 MHz Motorola Type 2 UHF Motorola Type 2 VHF EDACS Wideband 9600 baud EDACS Narrowband 4800 baud LTR Special requirements a. Must program base, spacing, frequency and offset channel. Must program frequencies in exact order and location. 4. To exit from this mode, press MENU repeatedly. Select a channel using the keypad and then press MAN. Enter a frequency for the trunked system using the keypad. For example, enter 867. 8375 (Type 2) or enter a frequency you are going to track. 33 Important! 7. A tone sounds, and E, M, or L icon appears on the display according to the system selected. Note: · To clear a mistake while entering the frequency, press (decimal key) repeatedly until the display is cleared. · If you enter a frequency which is out of the system's trunking range, a distinctive beep sounds and ERROR appears on the display. · Repeat Step 7 for every trunk frequency entered. Selecting Trunking Programming Menu Mode To change the system type which your scanner monitors, you must be in the Trunking Programming menu mode. To select this mode, follow these steps: 1. Press v or w to select TRUNK DATA and then press E. Select the bank you want to program using v, w or VFO and then press E. Remember!You can also use the VFO control for scrolling. Also instead of pressing E, you can press the VFO/SELECT control or press the SELECT/MUTE key. Selecting Trunking System Type 1. Select TRUNK TYPE using v, w or VFO and then press E, SELECT or VFO. 2. Select the system type you want to program using v, w or VFO and then press E, SELECT or VFO. 34 Setting the Squelch For trunked reception, a good setting for the SQUELCH control is in the centre of the range with the red marker pointing up. If set too high (CCW) in some cases it could prevent your scanner from locking to the control channel reliably. If set too low (CW) it will slightly delay finding the control channel. [. . . ] If you decide you are receiving most of the replies to the conversations with IDs assigned to the block you just programmed, then you've probably selected the right size code and can work on the next block of the map. Finally, for most public safety systems there are some size codes which are more common. SIZE CODE 3 and SIZE CODE 4 are probably the most common, followed by SIZE CODE 10, SIZE CODE 11, and SIZE CODE 12. 68 Fleet Map Size Codes Size 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Fleets Subfleets IDs Blocks Used + 1 1 1 1 1 1 1 1 1 1 1 2 4 8 Reserves block for Type II IDs 128 16 8 1 64 32 32 16 8 4 2 1 1 1 4 8 8 16 4 8 4 4 4 8 16 16 16 16 16 64 128 512 32 32 64 128 256 256 256 1024 2048 4096 Size Code Restrictions If you select size code 12, 13, or 14, there are some restrictions as to which blocks can be used for these codes. · SIZE CODE 12 can only be assigned to Blocks 0, 2, 4, or 6. [. . . ]