Skip to content
oanor
Sign up free
Marketplace Pricing Features Sign in
GET /v1/design

Astable resistor design

Try it live

10 free calls per day — no sign-up, no API key. Goes through the oanor gateway.

Custom headers (optional)
api.oanor.com/timer555-api

It works. Grab an API key and use it in your project.

Get an API key

Code snippets

curl "https://api.oanor.com/timer555-api/v1/design" \
  -H "x-oanor-key: oanor_test_..."
await fetch("https://api.oanor.com/timer555-api/v1/design", {
  headers: { "x-oanor-key": "oanor_test_..." }
});
$ch = curl_init("https://api.oanor.com/timer555-api/v1/design");
curl_setopt($ch, CURLOPT_HTTPHEADER, ["x-oanor-key: oanor_test_..."]);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
$out = curl_exec($ch);
import requests
requests.get(
    "https://api.oanor.com/timer555-api/v1/design",
    headers={"x-oanor-key": "oanor_test_..."}
)

Example response

A real response from this endpoint, captured by the latest health check.

{
    "data": {
        "r1_ohm": 28853.9008,
        "r2_ohm": 57707.8016,
        "formula": "R1+2R2 = 1/(f·ln2·C); R1 = (2d−1)·S; R2 = (1−d)·S.",
        "period_s": 0.001,
        "duty_cycle": 0.6,
        "capacitance_f": 1.0e-8,
        "target_frequency_hz": 1000
    },
    "meta": {
        "timestamp": "2026-06-04T10:18:38.099Z",
        "request_id": "fc3d8467-83db-42f7-8ab2-ee6799b8f7f8"
    },
    "status": "ok",
    "message": "Astable resistor design",
    "success": true
}