ストップレールを操作するのに、SG90 では少し大きいので、
SG90より小さいサーボモーターを調べてみました。
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1.7g (6.2x14x16)
https://www.aliexpress.com/item/1pcs-Pingzheng-PZ-15320-1-7g-Low-Voltage-Digital-RC-Servo-for-3D-Flying-Airplane/32572646923.htmlhttps://www.aliexpress.com/item/Servo-1-99g-for-Airplane/1852603435.htmlItem No.: PZ-15320
Description: Ping Zheng 1.7g Low Voltage Digital Servo (Left)
Gear Type: POM Gear
Size(L*W*H): : 0.55x0.24x0.70inch (14x6.2x17.9mm)
Weight: 1.7g/0.06oz
Speed: 0.05s/60 2.5v 0.05s/60 3.7v
Torque: 0.06kg/cm 2.5v 0.075kg/cm 3.7v
0.69oz-in at 2.8V 1.04oz-in at 4.2V
Motor Type: Coreless Motor
Operating Voltage: 2.8V-4.2V
Wire Length: 100mm
Plug Type: Mini JST
Excellent for indoor 3D aerobatic flying
Voltage input can NOT higher than 4.2V.
$4.99
https://www.aliexpress.com/item/1pcs-Pingzheng-PZ-15320-1-7g-Low-Voltage-Digital-RC-Servo-for-3D-Flying-Airplane/32572646923.html========================================
2g (8.2x16x14.5)
https://www.aliexpress.com/item/RC-2g-Micro-Servos-For-Airplane-Helicopter-Torque-0-7kg-cm-at-6V-2g/32773243130.html 2.2g (8.2x16x16.5) GS-2502 OH35P01
https://www.aliexpress.com/item/-/32853703743.htmlhttps://www.aliexpress.com/item/2-2g-Low-Voltage-Digital-Servo-Orlandoo-OH35P01-KIT-RC-Car-Parts/32671317397.html$ 5.41
Model:RCT-2502 , GS-2502
Operating Voltage : 3.7V ~ 6.0V
Running current: 35mA
Idle current:4mA
Operating speed: 0.09 sec/60 @ 4.8V
Stall torque: > 0.2 kg-cm 4.8V
Weight: 2.25 g
Size: 16x8x20mm
Connector wire length: 10cm
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2.5g 8x19.5x17 (GS-3005 DM-S0025 )
Item No.:DM-S0025
Weight:2.5g
Size:21.0*8.2*22mm
Speed:0.10 sec/60deg (4.8v) 0.09sec/60deg (6.0v)
Stall Torque:0.4kg.cm (4.8v) 0.6kg.cm (6.0v)
Operating Voltage:4.8-6Volts
https://www.aliexpress.com/item/4pcs-lot-DOMAN-RC-2-5g-micro-rc-servo/2011085231.html$7.79
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2.5g ES9251
Brand:Emax
Item:ES9251 Digital Servo
Operating Voltage:4.5V~6.0V
Standard direction:Counter Clockwise/Pulse Traveling 1500~1900usec
Stall torque(4.8V): 0.27Kgf.cm
Operating speed(4.8V): 0.08 Sec/60°at no load
Dimension:18.02x7.91x16.8mm
Recomended Plug type:FUT,JR
Material:Plastics
Weight: 2.5g
https://www.aliexpress.com/item/4pcs-lot-DOMAN-RC-2-5g-micro-rc-servo/2011085231.html$4.99
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2.9g
HD-DSP33
Torque: 0.3kg/cm at 4.8V, 0.35 kg/cm at 6.0V
Speed: 0.09 sec/60o at 4.8V, 0.07 sec/60o at 6.0V
Size: 22x8.7x22mm
Weight: 2.9g
Bearing Qty.: 1
Gear Type: Plastic
Horn gear spline: 20T/¢3.66mm
Voltage: DC 4.8V-6V
4個31.30
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★3.7g
https://www.aliexpress.com/item/Micro-3-7g-Servo-For-Control-Aeromodelling-Aircraft-Flight-Direction-Helicopter-Model-4-8-To-7/32931361825.html$2.11
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★3.7g
Specification:
Shell material: ABS
Item number: GH-S37A
Type: RC Toy motor
Application: For toy of UAV/helicopter, car, boat.
Working voltage: 4.8-6.0V
Current operation: 100 ma
Speed: 0.12s/60°(4.8 V)
Torque: 0.7kg/cm (4.8V)~0.8kg/cm (6.0V)
Width: 10usec
Temperature range: -30 ~ 60 ℃
Cable length: 16.5cm/6.5in
Size: 35*25*9mm/1.38*0.98*0.35in
Dimension: 17.5×20×8.3mm
https://www.aliexpress.com/item/1pc-3-7G-Tiny-Micro-Servo-Mini-Plastic-Gear-Analog-Servo-with-Screw-Bag-for-RC/32919329298.htmlhttps://www.aliexpress.com/item/3-7g-Micro-Analog-Servo-GH-S37A-For-RC-Airplane-Helicopter/32799104966.html$1.95
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★4.3g
ES9051
Brand: Emax
Item Name: ES9051 servo
Operating Voltage: 4.0~5.5V
Stall Torque: 0.8Kgf.cm/4.8V
Speed : 0.09 sec/60° /4.8V
Dimension: 19x8x23mm
Motor: Coreless
Weight: about 4.1g
$ 3.80
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★4.3g
GH-S43A
Dimension: 1.9*1.9*0.8cm?
Cable length: 15.5cm
$2.30
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