Treedix 3pcs NE555 Signal Generator Module Stepper Motor Drive DIY Kit Pulse Frequency Duty Cycle Square Wave

Specification：
Chip: NE555
Input voltage: DC5V-15V
Input current: ≥100MA
Output amplitude: 4.2V V-PP to 11.4V V-PP
Output current: ≥15MA

The output frequency range can be selected (use a short-circuit cap to select), to make the output frequency more continuously adjustable
Low frequency range: 1Hz～50Hz
Intermediate frequency range: 50Hz～1kHz
Medium and high frequency range: 1KHz～10kHz
High frequency range: 10kHz～200kHz

Adjustable output frequency
Period T=0.7(RA+2RB)C
RA and RB are adjustable from 0-10K
At low frequency: C=0.001UF
At middle frequency range: C=0.1UF
At middle and high frequency range: C=1UF
At high frequency: C=100UF

Package included:
3 x NE555 Signal Generator Module