SteadiHub
2013Follow Focus forum

Antenna upgrades for wireless follow focus systems to improve transmission range

13 years old. Gear and prices may have changed since.

DisputedParticipants disagreed and reached no conclusion. Read the findings as positions, not as an answer.

What the thread found

  • Half-wave receiver antennas can extend wireless range compared to standard quarter-wave antennas, particularly through obstacles like concrete walls
  • The half-wave transmitter antenna upgrade produced inconsistent results and may actually degrade performance in some cases
  • Receiver module issues rather than antenna problems may be the root cause when experiencing significant range degradation on older units
  • Replacing receiver and transmitter modules can resolve connection problems that antenna upgrades cannot fix

Depends on

  • The transmitter antenna upgrade showed initial promise but later testing contradicted early results
  • Range improvement claims lack precise measurements and were based on field observations rather than controlled testing
  • One user had a unit approximately 13 years old at time of testing, so results may not apply to newer models
  • The practical effectiveness of receiver antenna upgrades depends on overall system condition

Gear in this thread

BFD

Parts

Follow Focus

Same gear or parts

  1. 2026Pulling focus and zoom yourself while operating, especially on live showsOperator practice
  2. 2026Swapping an ARRI ALEXA 35 between tripod/studio and Steadicam® mounting: baseplate choice and fastest workflow.FacebookSteadicam operators group
  3. 2025History of wireless focus and lens control systems for Steadicam®: from cable-based Cinema Products and Seitz to Preston digital, and European solutions by Chrosziel, cmotion, and ARRI.FacebookSteadicam operators group
  4. 2025LC-1 (Lens Control-1) follow focus system: wired architecture, motors, and early operational experience (1990s).FacebookThe Steadicam Group
Read the original threadAsk about this threadThe answer cites the archive