Robocup Junior Official IR Ball

An official Robot Soccer Ball for RoboCup Junior competition, conforming to the modulation method of RoboCup Junior Soccer Ball standard.
It also has non-modulated mode, the former RoboCupJunior soccer ball standard, and 2 other pulse modulation modes for other robot competitions (total of 4 modes).
An LED with high visibility is adopted for the remaining battery level indication. It indicates the battery level by 3 lighting patterns.

! This infrared ball is approved by RoboCupJunior Technical Committee!

(A) RoboCup Junior Pulse modulated standard (Step waveform modulation, 40kHz)
(B) RoboCupJunior non-modulated standard (Steady IR emission)
(C) 600Hz Pulse modulation (40kHz）
(D) 1200Hz Pulse modulation (40kHz）Peak Wave: 940 mm.

• The number of LEDs: 20
• Battery: 4 AAA or Nickel charging battery(1.2V)
• Voltage: 4.8-6V DC.
• Current consumption: 80mA (A mode), 230mA (B mode), 130mA (C,D mode)
• Size: 74mm diameter (Sphere)
• Weight: Approx. 95g  batteries excl.