Frequency hopping radio , hand crafted expensive design does not make it to production….

1. Hand built Radio Module
Circa 1987
D. Blanchet
3B Associates

2. Frequency hopping radioFrequency hopping radio
• Extremely dense hand soldered module
• RF rules
– Minimum lead length
– Shielding compartmentalization - extreme
– Surface mount technology – sort of
• Contract was let to repackage in CAD and
place and auto route the pwb

3. Havequick

4. You must be kidding

9. Built by RF E.E.
With very small fingers
And
A very rich imagination
HAND CRAFTED
Reliability engineer
died of a heart attack

10. Requirement for redesign
• High volume low cost

12. Results
• Spent the funding
• Got to nowheresville
• Got a black eye
– Customer
– Our management