VEHICLES - HORNS DOPPLER: 1980 s Porsche 944, strident, pass with horn.

VEHICLES - HORNS DOPPLER: 1980 s Porsche 944, strident, pass with horn.

VEHICLES - HORNS DOPPLER: 1980 s Porsche 944, strident, pass with horn.

Car Horn Doppler By - Fast And Short Passing Car Horn 1 - L to R

Car Horn Doppler By - Fast And Short Passing Car Horn 2 - L to R

Car Horn Doppler By - Short Passing Car Horn - R to L

Car Horn Doppler By European - R to L

Doppler Car Horn By Approximately 35 Mph. High-pitched Horn.

Doppler Car Horn By Approximately 40 Mph. Medium Pitched Horn.

Doppler Horn By, High Nasal Double-pitch Horn. Jeep In And By At 50 Mph.

Doppler Horn By, High Pitch, Less Nasal Than Track 1005-29. Toyota Corolla In And By 35 Mph.

Doppler Horn By, Left To Right; Semi-truck.

Doppler Horn By, Medium Pitch. Car In And By At 40 Mph.

Semi Truck Horn Doppler By - Medium Speed Passing Truck Horn R to L

Semi-truck Horn Honk Doppler By Close. Lower Pitch Than Track 1005-42.