Here's a good general list of kit to take with you when you launch.

==== Payload ====

  * The payload box
  * Radio tracker(s)
  * GSM/SPOT backup tracker if you're using one
  * **Fresh** Lithium Energizer Ultimate batteries for the tracker
  * Contact Labels/cards for inside and outside the payload box
  * Video / stills cameras


==== Flight Train ====

  * At least 2 metres of braided Nylon cord, no more than 2mm diameter
  * Parachute
  * Balloon
  * Good quality cable ties 5mm width at least 250mm long
  * Gaffer tape


==== Filling Kit ====

  * Ground sheet (tarpaulin)
  * Gas cylinder
  * Gas regulator/valve
  * Filling Tube
  * Kitchen Scales
  * Printed Neck Lift Calculation (see [[http://habhub.org/calc/]])
  * Full bottle of water weighing at least as much as the "neck lift" figure in the above calculation
  * Scissors
  * Wire Cutters
  * Latex gloves

==== Tracking Kit ====

  * Laptop or netbook running dl-fldigi, or Android phone or tablet running [[https://play.google.com/store/apps/details?id=com.brejza.matt.habmodem&hl=en_GB]]
  * SSB UHF radio or scanner with fresh batteries and audio cable, **or** SDR for laptop
  * Magmount 434MHz (70cm) aerial, with adapter if necessary to fit to aerial socket on radio
  * 3G dongle for laptop, or MiFi, or phone with wifi tethering
  * Car chargers or spare batteries for all electronics kit

==== Chase Kit ====

  * Phone or Pi or laptop with GPS to upload car position to map
  * Car Sat Nav or phone with mapping (preferably offline mapping)
  * Pen and paper
  * Small Yagi aerial
  * Knife
  * Telescopic pole with hook
  * Carrier bag to put the balloon remnants in

==== Miscellaneous ====

  * Printed copy of launch permission from the CAA
  * Food & Drink
  * Folding table to work on
  * Wellies / walking boots
  * Suitable clothing for the weather
  * Torch