B737 PCB Transponder (v 1.2)

Consisting on the following elements:

• 1 printed circuit board

Control for the following inputs:

• XPNDR and ALT SOURCE toggle switches
• IDENT push button
• TA/RA... rotary switch
• double encoders
• toggle switch and push button on STAB TRIM panel
• toggle switches and encoder on ailerons and ruddre trim panel
• push buttons on printer panel

outputs:

• XPNDR FAIL led
• led on STAB TRIM panel
• leds on printer panel

and 7-segments displays.

Needed components (optional). This kit includes everything (except transponder panel) to build the panel, so you don't need to add any component when ordering the transponder panel:

• 2 ON-OFF toggle switches
• 1 black push button
• 1 set of 6 7-segments displays, printed circuit board and 20 pins connectors (male and female)
• 1 rotary switch (12 positions)
• 4 EC11 encoders
• 1 IDC connector 40 pins (male and female)
• 2 IDC connectors 20 pins (male and female)
• 1 IDC connector 10 pins (male and female)
• 5 polarized connectors 2 pins (male)
• 10 polarized connectors 2 pins (female)
• 3 polarized connectors 3 pins (female)
• 3 polarized connectors 4 pins (male and female)
• 50 pins for polarized connectors
• 1 amber led (round, 3 mm)
• 4 470-ohms resistors
• 1 pin strip
• 9 M3x10 bolts
• 3 M3x15 bolts
• 6 acrylic washers, 3 mm
• 4 button head black bolts, M3x12
• 4 M3 nuts
• 3 spacers 25 mm (female-female)
• 3 spacers, 30 mm (female-female)
• 2 gears for 8 mm shaft
• 2 gears for encoders
• 2 pieces for centering shafts
• 2 pieces to limit 8 mm shaft movement
• 2 alluminium shafts, diameter 8 mm., length 6 cm.
• 2 acrylic shafts, diameter 4 mm., lenght 8 cm.
• 1 acrylic shaft, diameter 6 mm
• 1 linking piece for 6 mm shaft

Leds strip are recommended for backlighting, (see accesories tab).

Assembly instructions here.