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Digital Servo Notes

– SO/SE Q&A –

Rpi python GPIO PWM Controlling a Digital Servo JX-PDI-6221MG Imprecision and Jittering Problem – SO Q&A, 2018jun07, Viewed 438 times
https://stackoverflow.com/questions/50732289/servo-issues-while-using-pwm-with-raspberry-pi/61971166#61971166

Rpi python with a PCA9685 PWM controller stopping a digital servo motor problem
https://raspberrypi.stackexchange.com/questions/113313/rpi-python-with-a-pca9685-pwm-controller-stopping-a-digital-servo-motor-problem

Rpi python GPIO PWM Controlling Digital Servo JX 5521MG Problem – 2017jul18
https://raspberrypi.stackexchange.com/questions/69981/300hz-digital-servo-not-working-with-raspberry-pi

– Tutorial/Videos –

Rpi Python GPIO PWM Controlling a Servo – Paul McWhorter, TopTechBoy 2015jun02

Raspberry Pi LESSON 28: Controlling a Servo on Raspberry Pi with Python

YouTube Rpi Python GPIO PWM Controlling a Servo (48 min, move 46 min) – Paul McWhorter, 2015jun02, 131,127 views, 1.6Kup, 147K subscribers

Mini Review of JX PDI 6221MG 20Kg – RC Groups
https://www.rcgroups.com/forums/showthread.php?2728126-JX-Servo-PDI-6221MG-20Kg

YouTube Hextronic HX12K VS JX servo PDI 6221MG – 2016aug27, 6,349 views

YouTube Turnigy 1258 vs PDI-6221MG Speed Torque Temperature Test, 2015dec14, 55,274 views

– Product/Datasheet –

Amazon JX PDI-6221MG Digital Servo, 20kg, 330Hz, 1520uS, 2μs – US$17

TaoBao JX Servo/PDI-6221MG/20KG – JX Official Reseller – ¥88
https://world.taobao.com/item/558328153365.htm

– Specifications –

JX PDI-6221MG Digital Servo Description and Features

Amazon JX PDI-6221MG Digital Servo, 20kg, 330Hz, 1520uS, 2μs – US$17

Description:
Working frequence: 1520μs / 330hz
Dead band: 2μs
Operating Speed (4.8V): 0.18 sec/60°
Operating Speed (6V): 0.16 sec/60°
Stall Torque (4.8V): 17.25 kg.cm (239.55oz/in)
Stall Torque (6V): 20.32 kg-cm (281.89 oz/in)
Dimensions: 40.5X20.2X38mm /1.59 X0.80X49 in
Weight: 62 g (2.18oz)

(25T, 90°, Non water proof, Bearing 2BB)

Features:
High performance digital standard servo
High-precision aluminium gears with hard anodizing
CNC aluminium middle Shel
Dual ball bearings

.END

Categories: Uncategorized

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