参数预设库
下面几套是常见机型的起步值,复制后到 Betaflight 配置器的 CLI 里粘贴回车即可。飞之前请先在地面测试、结合黑盒微调,切勿直接拿去炸机。
所有预设均为“能稳稳起飞”的起点,不是最终调好值。电机/桨/机架刚度不同,P 和 D 通常要上下浮动 10%–30%。
① 5 寸自由飞(最通用)
# 5" freestyle — Betaflight 4.x 起步预设 set rc_smoothing = ON set rc_smoothing_type = FILTER set gyro_lowpass_type = PT1 set gyro_lowpass_hz = 150 set gyro_lowpass2_type = BIQUAD set gyro_lowpass2_hz = 250 set dterm_lowpass_type = BIQUAD set dterm_lowpass_hz = 130 set dterm_lowpass2_hz = 200 set dyn_notch_width_percent = 0 set dyn_notch_q = 500 set dyn_notch_min_hz = 120 set dyn_lpf_gyro_min_hz = 200 set dyn_lpf_gyro_max_hz = 500 set pid_process_denom = 1 set gyro_rpm_notch_hz = 0 profile 1 set p_pitch = 58 set i_pitch = 92 set d_pitch = 58 set p_roll = 50 set i_roll = 85 set d_roll = 50 set p_yaw = 60 set i_yaw = 90 set d_yaw = 20 set feedforward_a = 20 set feedforward_b = 25 set feedforward_smooth_factor = 13 set tpa_rate = 65 set tpa_breakpoint = 1250 rateprofile 0 set rc_rate = 100 set rc_rate_yaw = 100 set rc_expo = 0 set rc_expo_yaw = 0 set rates = 70 set rates_yaw = 70 set roll_pitch_rate = 670 set yaw_rate = 600 save
② 3 寸小机 / Toothpick
# 3" toothpick — 轻、响应快,滤波要更激进 set gyro_lowpass_type = PT1 set gyro_lowpass_hz = 200 set gyro_lowpass2_type = BIQUAD set gyro_lowpass2_hz = 300 set dterm_lowpass_type = BIQUAD set dterm_lowpass_hz = 150 set dterm_lowpass2_hz = 240 set dyn_notch_min_hz = 150 set dyn_lpf_gyro_min_hz = 250 set dyn_lpf_gyro_max_hz = 600 profile 1 set p_pitch = 70 set i_pitch = 110 set d_pitch = 45 set p_roll = 62 set i_roll = 100 set d_roll = 40 set p_yaw = 70 set i_yaw = 100 set d_yaw = 18 set feedforward_a = 25 set feedforward_b = 30 set tpa_rate = 70 set tpa_breakpoint = 1300 rateprofile 0 set rc_rate = 110 set rc_expo = 15 set rates = 75 set roll_pitch_rate = 720 set yaw_rate = 600 save
③ 7 寸远航 / 长续航
# 7" long range — 重桨大机,P 要降、D 略升防抖 set gyro_lowpass_hz = 110 set gyro_lowpass2_hz = 200 set dterm_lowpass_hz = 110 set dterm_lowpass2_hz = 180 set dyn_notch_min_hz = 100 set dyn_lpf_gyro_min_hz = 160 set dyn_lpf_gyro_max_hz = 420 profile 1 set p_pitch = 42 set i_pitch = 70 set d_pitch = 52 set p_roll = 38 set i_roll = 65 set d_roll = 48 set p_yaw = 48 set i_yaw = 72 set d_yaw = 22 set feedforward_a = 15 set feedforward_b = 20 set tpa_rate = 55 set tpa_breakpoint = 1200 rateprofile 0 set rc_rate = 90 set rc_expo = 30 set rates = 60 set roll_pitch_rate = 500 set yaw_rate = 450 save
④ 穿越摄影机(Cinewhoop / 挂载云台)
# Cinewhoop — 平顺优先,低 P、高 D、强平滑 set rc_smoothing = ON set rc_smoothing_type = FILTER set gyro_lowpass_hz = 120 set gyro_lowpass2_hz = 220 set dterm_lowpass_hz = 120 set dterm_lowpass2_hz = 200 set dyn_notch_min_hz = 110 set dyn_lpf_gyro_min_hz = 180 set dyn_lpf_gyro_max_hz = 450 profile 1 set p_pitch = 46 set i_pitch = 78 set d_pitch = 56 set p_roll = 42 set i_roll = 72 set d_roll = 52 set p_yaw = 50 set i_yaw = 80 set d_yaw = 24 set feedforward_a = 10 set feedforward_b = 15 set feedforward_smooth_factor = 20 set tpa_rate = 50 set tpa_breakpoint = 1100 rateprofile 0 set rc_rate = 95 set rc_expo = 35 set rates = 58 set roll_pitch_rate = 480 set yaw_rate = 420 save
⚠️ 复制前确认:你的飞控固件版本、电机 KV、桨尺寸与预设接近;差异过大(比如拿 5 寸预设套 10 寸)可能直接震荡炸机。第一次请拆桨在地面解锁测试。