Description

The Bpod Mouse Behavior Port assembly is used to measure mouse decision behavior, provide visual cues and deliver liquid rewards. It contains a photogate, a white LED, a fast solenoid valve, a steel drinking tube and a second tube to deliver air. Included mount secures the port in a 20.5mm x 11.5mm rectangular hole in the behavior chamber wall.

Specifications

Photogate

• Method: Infrared emitter and phototransistor
• Emitter beam angle (between half-intensity points): 10°
• Emitter peak wavelength: 880nm
• Phototransistor contains a visible light rejection filter
• Phototransistor acceptance angle (nominal): 18°

LED

• Mounted internally to illuminate the port interior
• Software adjustable intensity control (with Bpod)
• Hardware adjustable intensity control (with included interface board)

Drinking and air tubes

• 15Ga stainless steel hypodermic tubes

Port housing material

• 3D printed from clear XT Copolyester.

Board inputs

• RJ45 connector

Board outputs

• 1 valve connector (screw terminal)
• 1 photogate + LED connector (screw terminal)

Valve

• Lee Company LHD Series
• 12V Solenoid, SI seal
• Fully open in 4ms
• Bottom port sealed by Sanworks for 2-way operation

Dimensions

• Diameter: 2.2cm (7/8")
• Height (excluding drinking tube): 2cm (3/4")