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Steve I'm ccurious if you had a towel under your unit or not?
When we start incubating this week I'll be taking IR egg temp readings and will report my findings.
Steve, have there been a lot of others with the same experience in multi day hatch window? My new units arrive soon...if this is an issue for all I may return them and get a Brinsea. Do you have any other recommendations for a good incubator under $200?Just finished the first hatch of 18 in the IncuView, with a 100% hatch rate. Sounds great, right?
The problem, however, was that the hatch window was almost 3 days. That's the time period from the first hatch to the last hatch. All bantam eggs collected from our Dutch Bantam breeders, all 10 days or less in 'age.'
After the hatch was complete, I checked the temperature of the incubator in all 4 corners and at the center, under the fan, using 4 different thermometers (2 spirit thermometers, an electronic IncuTherm, and a Brinsea SpotCheck). My results were interesting:
- Temperatures in the front-left and back-right corners were the highest.
- Temperatures in the front-right and back-left were equal to each other, slightly lower than the highest corners.
- Temperature in the center, under the fan, was 1.1 to 3 full degrees lower than the highest corners (average of all thermometers was 1.33 degrees lower)
Emperically corroborating these measurements was that the eggs in the center, under the fan, were the last to hatch, more than 2 days after the ones in the "hot" corners. It is my understanding that an incubation temperature difference of 1 degree roughly equates to a 1 day difference in hatch. This would seem to confirm my temperature findings.
So, is it a deal breaker? Well, one thing is for sure: a nearly 3-day hatch window is unacceptable, at least to me. Unless we are willing to only set eggs in certain positions in the incubator, keeping them out of the center, this long hatch window seems inevitable.
There have been a few comments in this thread regarding temperature variations. Would like to hear more from others that have measured the temperature consistency in their IncuView.
steve
This is a little unsettling! One way to avoid this problem would be to rotate the eggs in the incubator every 3 days. But, this wouldn't make sense, after all, the whole reason for having turners is so you don't have to handle the eggs........Just finished the first hatch of 18 in the IncuView, with a 100% hatch rate. Sounds great, right?
The problem, however, was that the hatch window was almost 3 days. That's the time period from the first hatch to the last hatch. All bantam eggs collected from our Dutch Bantam breeders, all 10 days or less in 'age.'
After the hatch was complete, I checked the temperature of the incubator in all 4 corners and at the center, under the fan, using 4 different thermometers (2 spirit thermometers, an electronic IncuTherm, and a Brinsea SpotCheck). My results were interesting:
- Temperatures in the front-left and back-right corners were the highest.
- Temperatures in the front-right and back-left were equal to each other, slightly lower than the highest corners.
- Temperature in the center, under the fan, was 1.1 to 3 full degrees lower than the highest corners (average of all thermometers was 1.33 degrees lower)
Emperically corroborating these measurements was that the eggs in the center, under the fan, were the last to hatch, more than 2 days after the ones in the "hot" corners. It is my understanding that an incubation temperature difference of 1 degree roughly equates to a 1 day difference in hatch. This would seem to confirm my temperature findings.
So, is it a deal breaker? Well, one thing is for sure: a nearly 3-day hatch window is unacceptable, at least to me. Unless we are willing to only set eggs in certain positions in the incubator, keeping them out of the center, this long hatch window seems inevitable.
There have been a few comments in this thread regarding temperature variations. Would like to hear more from others that have measured the temperature consistency in their IncuView.
steve
Steve, have there been a lot of others with the same experience in multi day hatch window? My new units arrive soon...if this is an issue for all I may return them and get a Brinsea. Do you have any other recommendations for a good incubator under $200?
Thanks!
This is a little unsettling! One way to avoid this problem would be to rotate the eggs in the incubator every 3 days. But, this wouldn't make sense, after all, the whole reason for having turners is so you don't have to handle the eggs........