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Insights

Technical learnings and practical tips from the DeltaProto PCBA proto lab.

Many EMS companies treat prototypes like mini production series

Many EMS companies treat prototypes like mini production series

2026-05-12

A prototype has only one goal: to learn as fast as possible. Why a parallel track saves hardware teams weeks.

Harm Slijkhuis
Harm Slijkhuis
Sales Engineer
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Fast ProtoPCBA's are expensive. Until someone does the math.

Fast ProtoPCBA's are expensive. Until someone does the math.

2026-04-10

A CEO with a €100k monthly burn rate asked me what a week of waiting costs him. The answer changes the entire cost equation of prototyping.

Harm Slijkhuis
Harm Slijkhuis
Sales Engineer
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Fast ProtoPCBA's aren't expensive — waiting is expensive

Fast ProtoPCBA's aren't expensive — waiting is expensive

2026-03-24

The biggest costs in hardware development aren't in the PCBA, but in the time between iterations.

Harm Slijkhuis
Harm Slijkhuis
Sales Engineer
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The emergency stop policy: partially cancelling an order

The emergency stop policy: partially cancelling an order

2026-03-08

If sample 1 or 2 already tells you enough, it's a waste to assemble the rest.

Harm Slijkhuis
Harm Slijkhuis
Sales Engineer
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Multiple iterations within a single order

Multiple iterations within a single order

2026-02-23

How DeltaProto's iteration approach combines speed and cost savings, and why green PCBs are better for AOI.

Harm Slijkhuis
Harm Slijkhuis
Sales Engineer
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Happy 2026 from team DeltaProto!

Happy 2026 from team DeltaProto!

2026-02-16

Looking back on a year full of lessons, iterations and improvements.

Harm Slijkhuis
Harm Slijkhuis
Sales Engineer
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Delft Solar Team: Fast Iterations for the Win

Delft Solar Team: Fast Iterations for the Win

2025-11-17

How the Delft Solar Team drove to first place with last-minute iterations at DeltaProto.

Harm Slijkhuis
Harm Slijkhuis
Sales Engineer
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Building custom TestJigs for ProtoSeries

Building custom TestJigs for ProtoSeries

2025-08-11

How we build our own TestJigs to program and test PCBA's, and what we learned through iteration.

Harm Slijkhuis
Harm Slijkhuis
Sales Engineer
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Soldering with two different alloys

Soldering with two different alloys

2025-07-28

80% of all ProtoPCBA's need at least one extra iteration. This one required a creative soldering solution.

Harm Slijkhuis
Harm Slijkhuis
Sales Engineer
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