diff --git a/rs/main/examples/hello.rs b/rs/main/examples/hello.rs
index 0e0ca28..ad95587 100644
--- a/rs/main/examples/hello.rs
+++ b/rs/main/examples/hello.rs
@@ -1,69 +1,8 @@
 use glicol::Engine;
-// use glicol::{EngineError, get_error_info};
-
-// use glicol::GlicolNodeInfo;
-// use std::collections::HashMap;
-
 fn main() {
-    let mut engine = Engine::<32>::new();
+    let mut engine = Engine::<8>::new();
     engine
-        .update_with_code(r#"o: constsig 1.0 >> pan 0.9"#)
+        .update_with_code(r#"o: constsig 42 >> pan 0.9"#)
         .unwrap();
-    // engine.update_with_code(r#"o: [0.1=>100, 1/2=> 1.0]"#);
-    // engine.update_with_code(r#"o: sin 440"#);
-    // engine.update_with_code(r#"// a sawtooth osc chained with a onepole filter
-    // // the first meta is to write a saw manually
-    // out: meta `
-    //     f = 220.;
-    //     output.pad(128, 0.0);
-    //     for i in 0..128 {
-    //         output[i] = p * 2. - 1.;
-    //         p += f / sr;
-    //     };
-    //     if p > 1.0 { p -= 1.0 };
-    //     output
-    // ` >> meta `
-    //     r = 1./2000.;
-    //     if phase == 0.0 {
-    //         z = 0.0
-    //     }
-    //     output.pad(128, 0.0);
-    //     b = (-2.0 * PI() * r).exp();
-    //     a = 1.0 - b;
-    //     for i in 0..128 {
-    //         y = input[i] * a + b * z;
-    //         output[i] = y;
-    //         z = y;
-    //     };
-    //     output
-    // `
-    // // if the script has an input, you can use the "input" variable
-    // // the "input" is a 128-size array in web audio"#);
-    // match engine.update("o: imp 100 >> mul ~mod
-    // ~mo: sin 1 >> mul 0.5 >> add 0.5") {
-    //     Ok(_) => {},
-    //     Err(e) => {
-    //         println!("{:?}", e);
-    //         // match e {
-    //         //     EngineError::ParsingError(e) => {
-    //         //         println!("{:?}", get_error_info(e))
-    //         //     },
-    //         //     _ => unimplemented!()
-    //         // }
-    //     }
-    // };
-    // println!("refpairlist {:?}", engine.refpairlist);
-    // engine.update("o: saw 500 >> lpf 100.0 1.0;
-
-    // ~mod: sin 0.2 >> mul 200.0 >> add 500.0");
-    // engine.add_sample("\\bb", &[1.0], 1);
-    // engine.update(r#"o: imp 1 >> sp \808_0 >> delayms ~mod
-
-    // ~mod: sin 0.2 >> mul 100 >> add 200"#);
-    // for e in engine.context.graph.edges(engine.context.destination) {
-    //     println!("destinations {:?}", e);
-    // }
     println!("next block {:?}", engine.next_block(vec![]));
-    // engine.send_msg("o", 0, (0, "1."));
-    // engine.next_block();
 }
diff --git a/rs/synth/src/node/effect/pan.rs b/rs/synth/src/node/effect/pan.rs
index 279578e..8bc11df 100644
--- a/rs/synth/src/node/effect/pan.rs
+++ b/rs/synth/src/node/effect/pan.rs
@@ -1,6 +1,5 @@
 use crate::{Buffer, Input, Message, Node};
 use hashbrown::HashMap;
-// use std::f32::consts::PI;
 
 #[derive(Debug, Clone)]
 pub struct Pan {
@@ -31,7 +30,7 @@ impl<const N: usize> Node<N> for Pan {
             let (left, right) = output.split_at_mut(1);
             for ((left, right), sample) in left[0]
                 .iter_mut()
-                .zip(right[1].iter_mut())
+                .zip(right[0].iter_mut())
                 .zip(input_buffers[0].iter())
             {
                 *left = left_gain * sample; // Left channel