Sequential Circuits Prophet-5, fx

Goodbye Blue Sky · Pink Floyd / Single (1979)

Unverified Inferred from the knowledge base. Nobody has cited a source yet; one accepted source makes it POTENTIALLY, one grade A source or two grade B sources verify it

Settings

osc: noise + sine sweep, unison 1, detune 0 cents, noise 0.6
filter: BP 12 dB/oct
cutoff: 1200 Hz
resonance: 0.3
envelope: A 800 ms D 400 ms S 0.4 R 1500 ms; slow sweep mimicking an air-raid drone
modulation: lfo sine 0.1 Hz to cutoff, mono
effects: long plate reverb
notes: An EMS Synthi drone effect underlines the air-raid siren sound effects used on the track, a textural rather than melodic use of synth.

Sources

No source yet. A claim needs one grade A source, or two independent grade B sources, to be verified.

Images

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Who played it

Nobody credited yet.

Samples

Recordings of the instrument set to these settings, made fresh by contributors. Never a clip of the record.

No sample yet.

Revision history

11 Sep 2026Seedsystem