Fig. 2. Chest mounted frame for penpad. Telemetry link mounted underneath. 
COST ASPECTS significantly more than say a handheld data 
Fieldworthy penpad hardware and associated recorder. However, the penpad cost may substitute 
surveying software costs are equivalent to desktop the cost of an additional office computer and 
hardware and surveying software. On first software. The following simplified scenario gives 
consideration, the initial cost may seem a guide to potential cost savings. The amounts are 
relative, no particular currency is shown. 
280 
International Archives of Photogrammetry and Remote Sensing. Vol. XXXI, Part B2. Vienna 1996 
  
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