Cheetah Collar Payload (primary battery)

Electronics

1. primary testing

2. add GPS antenna

3. GPS antenna tuning (1592 MHz in air)

4. add tag extension 21,4 mm + tag (don't connect ¨batt¨ pins)

5. tape underneath the tag to protect holes for programming from the resin

6. add EMI shield (temporarily attached in one corner)

7. battery 3-pack assembly (3x Saft-14250, 3mm x 0.1mm welding strap)

8. remove all components from the top part of the board (above the EMI shield/next to antenova)

9. add zero-ohm resistor (next to antenova)

10. add foam protection - antenova (12x12x17mm) (note: should be added at the very end)

11. break off the charger

Mechanics

Enclosure

1. plastic enclosure production

2. washing of the enclosure

3. screw holes indentation on attachment plates

Resin casting

1. Electrolube PU resin UR5528

2. cca. 31g/piece

Engraving

Collar

1. TPU leather flat belt production (BioThane Granite 230 TPU Coated Webbing, colour TN232)

2. width: 38 mm

3. length: 0.6 m

Assembly