diff --git a/epoxy_transducer/README.md b/epoxy_transducer/README.md new file mode 100644 index 0000000..9ec183a --- /dev/null +++ b/epoxy_transducer/README.md @@ -0,0 +1,19 @@ +# Epoxy transducer +### TX: +Driven directly through the epoxed transducer desoldered from the hc-sr04 +- Amplitude: 12Vpp +- Frequency: 58kHz +- Number of cycles in burst: 3 +- Frequency of burst: 30Hz + + +### RX: +The signal from the other desoldered transducer +Amplified by 100 with two inverting offset amplifiers + +### Results +#### Top of bucket +![](/img/scope_144.png) + +#### About 175mm into bucket +![](/img/scope_145.png) diff --git a/epoxy_transducer/img/scope_144.png b/epoxy_transducer/img/scope_144.png new file mode 100644 index 0000000..e815a9b Binary files /dev/null and b/epoxy_transducer/img/scope_144.png differ diff --git a/epoxy_transducer/img/scope_145.png b/epoxy_transducer/img/scope_145.png new file mode 100644 index 0000000..c65ce9c Binary files /dev/null and b/epoxy_transducer/img/scope_145.png differ