Why it mattered
- 01
It shows stadium sound starting as press-box convenience and growing into full spectator PA, a pattern repeated across American stadiums.
- 02
It predates purpose-built stadium PA equipment.
Engineering record
No technical figures are published here until a working source confirms them.
Original pricing
No reliable period price located
2026 equivalent
Not calculated without a reliable original price.
Public price evidence was not sufficient to publish a defensible original figure.
Use in the field
Harvard Stadium: press-box PA in 1929, full-stadium coverage by 1931[1]
Manuals & original documents
No authoritative manual or original document has been located for this profile.
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Know more about Press-box stadium PA?
Corrections, firsthand information, original documents, and credited photograph sources are welcome.