Regulus was contracted to provide the full range of works, including: 

  • design-to-production analysis

  • production methods selection

  • alternative technologies testing

  • moulds and tools development

  • pre-production prototyping 

  • trial small production, including mechical components, electronics PCBA, power harness and accessories

  • mass quantity manufacturing, including transceiver's mechanical components, PCBA, batteries and other accessories

Specifications 

■ General

1. Frequency Range : (1) 66-88 MHz     (2) 136-174 MHz 
                                      (3) 174-208 MHz (4) 208-245 MHz
                                      (5) 335-395 MHz (6) 400-480 MHz
                                      (7) 440-500 MHz (8) 440-520MHz

2. Channel Spacing : 12.5, 20, or 25 KHz programmable

3. Number of Channels : Conventional PMR 1000 MPT 1024

4. Antenna Impedance : 50Ω, BNC

5. Modulation : FM

6. Inputs / Outputs : Ignition-sense; PTT; Carrier detect On/Off

7. Operating Temperature : -30℃ ~ +60℃ 
                                                 -40℃ ~ +80℃ (Storage)

8. Dimension (mm) : 50(H)x150(W)x180(D)

9. Weight : 1660g

10. CE Compliance : EN 300 086; EN 300 113
                                    EN 300 219; EN 301 279

11. High/Low Temp., Humidity, Vibration, Salt Fog, Shock, Dust, Rain : MIL-810/C/D/E/F

12. Frequency Stability : ≦+/-2.5ppm

■ Transmitter

1. Output Power : 1W to 25W selectable per Ch.
                                1W to 40W selectable per Ch.
                                2 Separate levels selectable

2. Duty Cycle : 1 minute transmit
                          4 minute receive

3. Audio Distortion : <3% at 1KHz, 60% Deviation

4. Audio Frequency Response : +1dB to -3dB of pre-emphasised
                                                        300 to 3000Hz on 25KHz channel
                                                        300 to 2550Hz on 12.5KHz channel

5. Transmit Receiver Time : <25ms

6. Spurious Emissions : ≧70dB

■ Receiver

1. Sensitivity : 0.25 μV for 12dB SINAD

2. Selectivity : ≧73dB(25KHz) ; ≧65dB(12.5KHz)

3. Intermodulation : ≧65dB(ETS method) ; ≧70dB(EIA method)

4. Audio Frequency Response : +1dB to -3dB of de-emphasised
                                                        300 to 3000Hz on 25KHz channel
                                                        300 to 2550Hz on 12.5KHz channel

5. Audio Output : 4W into 4Ω at <5% distortion (link for 10W into 8Ω)

6. Blocking : >95dB at +/- 1 MHz

7. Hum and Noise : ≧40dB(12.5KHz) ; ≧45dB(25KHz)

8. Image Rejection : ≧70dB

■ Operation

1. Trunking Operation : MPT 1327/1343 (1024 channels) ;      

                                          250 entry phone book
                                          Normal, Priority, Emergency, Group, Broadcast, Diversion,

                                          Busy and Queued Status Calls Abbreviated Dialling

2. P25 Upgradeable : P25 compliant 
                                      64 zones of 16 channels
                                      Voting / Scanning 
                                      1000 channel pool
                                      DES-OFB and AES Encryption
                                      Individual Calls
                                      Emergency Calls
                                      Analog mode CTCSS / DCS / DTMF/Scrambler

Project details

■ Application : Analog Transceiver

■ Materials Applied:

1. PC/ABS plastics housing

2. Alluminum alloy chassis

3. Rogers & FR4 for PCBA

4. Power harness and other wiring 

5. Accessories, such as mic/spk 

■ Method of Production  

1. Plastic injection molding & Secondary Machining 

    1) Plastic injection molding

    2) Technical polishing

    3) Polishing

2. Threaded insert molding

3. Double injection molding 

4. Stamping

5. Silicone rubber injection molding

6. CNC Machining 

7. PCBA parts purchasing

8. PCBA assembly

■ Plating & Coating :  Nickel 3um, Gold 3um, Black oxide, Black zinc

■ Surface Painting & Coating :  powder coating; electrodeposition

■ Pre-delivery Processes  

1. Product final assembly

2. Programming 

3. OQC control

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