RF design shouldn’t be a guess
Preview text: RF design shouldn’t be a guess 96 It fails when validated too late

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- Subject
- RF design shouldn’t be a guess
- Preview text
- RF design shouldn’t be a guess 96 It fails when validated too late
- From
- info@
ignion.io - Brand
- Ignion
- ESP
- HubSpot
- Sent
- Thu Oct 29, 2026, 3:40 PM ET
- Size
- 63 KB
- Images
- 7
- Links
- 11, 2 of them buttons
- Subject length
- 30 characters
Email headers
What the brand's servers put on this email. Our receiving servers, the address we subscribed with and unsubscribe links are left out.
- From
- Ignion <[email protected]>
- Reply-To
- [email protected]
- Subject
- RF design shouldn’t be a guess
- Date
- Thu, 29 Oct 2026 20:40:43 +0100
- Message-ID domain
- bf03.eu1.hubspotemail.net
- Return-Path domain
- bf03.eu1.hubspotemail.net
- DKIM signature
- d=bf03.eu1.hubspotemail.net s=hs2; d=ignion.io s=hs1-145667904
- Authentication
- dkim=pass (bf03.eu1.hubspotemail.net), dkim=pass (ignion.io), spf=pass (bf03.eu1.hubspotemail.net), dmarc=pass (ignion.io)
- List-Unsubscribe
- Present, one-click
- Feedback-ID sender
- HubSpot
Servers it passed through, newest first
- from bd77e68.bf03.eu1.hubspotemail.net [143.244.84.34] by our receiving server with ESMTPS
Other sending headers (names only): X-HS-Cid, X-Report-Abuse-To
Sent just before and after
| Nov 4, 2026 8:05 AM | Webinar: Optimal cellular IoT design | |
| Nov 1, 2026 2:40 PM | New region. Same antenna. | |
| Nov 1, 2026 2:10 PM | RF design shouldn’t be a guess | |
| Oct 29, 2026 3:40 PM | RF design shouldn’t be a guess (this email) | |
| Oct 27, 2026 10:06 AM | Last Call to Join Ignion at the Made for IoT Virtual Summit | |
| Oct 26, 2026 11:55 AM | Webinar: How PCB size affects connectivity | |
| Oct 15, 2026 7:40 AM | Webinar: How PCB size affects connectivity |
More from Ignion
All Ignion emailsNov 4, 2026 2:10 PM
Webinar: Optimal cellular IoT design
Nov 4, 2026 8:05 AM
Nov 1, 2026 2:40 PM
RF design shouldn’t be a guess
Nov 1, 2026 2:10 PM
Last Call to Join Ignion at the Made for IoT Virtual Summit
Oct 27, 2026 10:06 AM
Webinar: How PCB size affects connectivity
Oct 26, 2026 11:55 AM
Webinar: How PCB size affects connectivity
Oct 15, 2026 7:40 AM
Join Ignion at the Made for IoT Virtual Summit
Oct 14, 2026 10:48 AM
Sent the same day by similar brands
Same ESP and the closest weekly volume, sent on Oct 29, 2026.










