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Showing posts with label DIY. Show all posts
Showing posts with label DIY. Show all posts

Wednesday, March 23, 2022

Installing Alexa - Amazon Echo in the bathroom

 This is the problem with serious events of colossal size - it's hard to move on from them. Once I wrote a post on Lata di there was nowhere to go. How could I talk about something trivial after talking about that superhuman human being? But this post will work for that. Lata di may be gone in her physical form but her voice will always be with us as a gift from the universe for ages. 

Here is the project outline. I am a big fan of Amazon Echo aka Alexa. I have several devices of different types and I want to buy a couple more. Two of these devices are close to each other and step on each other's toes when I say "Alexa!" One is an original Echo first gen in black. I bought it on pre-order before it came out. 



It still works perfectly. Too perfectly I would say because I have an echo dot second gen, this one in the kitchen. 



Most of the time when I want to talk to the Echo Dot the bigger Alexa from the living room jumps on that command like a big brother grabbing the younger one's dessert. The reverse also happens but not often, you know how sweet and decent younger brothers are :) (I am the youngest of 4 brothers). 

On the flip side, I don't have any Alexa in the bathroom and I wanted to have music in the bathroom. When I first bought my Samsung Note 20 Ultra, one time I was able to change the song from within the shower with the water running. That was an exciting day! It was also a unique day. It never happened again. Another problem with using the phone for music in the bathroom is that I have to remember to take the phone with me and set up everything beforehand - start Spotify, find my playlist, adjust the volume to the optimum level...you get the picture. I also don't want messages and emails to interrupt my music. 

If I had Alexa in there those things can all be sorted out because: 
1. Alexa has great hearing thanks to its multiple mic's. 
2. It can play music from Amazon Music or Spotify
3. I can adjust the volume at any time even from the shower. 

Then what's the challenge? There are multiple challenges: 
1. Alexa comes with its own power adapter with a 3-pin (in UK) plug on one side and a narrow pin on the other side. No USB of any kind.  
2. There are no plugs in the bathroom for that, for obvious reasons. I do have a socket for the shaver but even that has gone the way of the pharaohs. 
3. Bathroom is often full of humidity and steam and Amazon Echo devices are not waterproof. Why would you want to send your beloved Alexa on a suicide mission? 

In the words of Sheldon Cooper "...you know me to be a very smart man." Here is what I came up with. I bought an adapter cable that goes from USB-A to the thin Alexa pin  it was not very expensive and came the next day. I have a huge repository of power banks of different sizes. Seriously, I don't even know how many I have in total. Definitely more than 10 and maybe even more than 20. These are all collecting dust (I dust them often though.) except when I go out for an overnight trip and pick a couple of them based on "eenie, meenie, miney, mo..." 




Picking up one of the spare power banks of 10000mAh capacity, I plugged it into Echo dot with the new cable. Echo Dot came to life and responded to my commands. 



Then I put them both in a "produce bag" I recently got from a supermarket. It's a mesh bag that would block some humidity but not the sound. The idea was to hang the bag from some place in the bathroom using its cord. It didn't work. You need to keep the Alexa away from the toilet (germs), from the shower (steam, humidity), from the heated towel rack (heat) and once you do all that you run out of options. 



But there is a medicine cabinet, every bathroom has one (usually). I made some space in that and put the bag inside. Magic!

Alexa can hear me every time without fail even from inside the shower with the water running and the cabinet doors closed. The cabinet works like a speaker "cabinet" and adds some "reverb" to the music which is pretty cool. 



I don't know how long the power bank would last with the occasional usage this Alexa would see but I am expecting to change power banks maybe once or twice a week. But even if I have to change a power bank everyday, it's worth it for me. 

Now I can say "Alexa, play Lata Mangeshkar songs!"












Wednesday, January 05, 2022

Pressure of the Cooker

I was lying on the cot in the outside room which had a door open towards the street. My mind was blissfully empty of any productive thoughts when my mom came over to me from the street side “This one or this one?”

 “What?” I had to get up to see what she was on about “Wow, they are pressure cookers?”

 The two items she was holding looked like miniature versions of alien spaceships but in fact were pressure cookers. Not surprising then that they were the new Hawkins model – sleek black bodies with curves in the right places.

 “How much is this one?” I asked.

 “Five litres.” Mom said.

 “And this one?”

 “Two litres.” She said “Take this one.” She pushed the five litre one at me.

 “No, this is too big.” I objected “Two litre one is fine for me.”

 “Are you sure? Or come and see more. Pammi has more options.”

 Pammi is our neighbour, wonderful guy, worked in this kind of merchandise for years.

 “No, this is fine.”

 “It’s not too small?” Mom asked “What if you want to make pulav?”

 Have you ever noticed how mothers are obsessed with the eating? They feel like their kid is just going to starve himself to death if they don’t force the issue. But you can’t blame them, they have seen you in that phase when you used to prefer playing in the dirt to having a proper meal. Maybe you grew up, but she doesn’t believe it.

 “No, mom,” I declared “two litre is enough for pulav also. I need space in my suitcase to carry this.”

 And that was that. Two days later I flew back to UK with the pressure cooker safely wrapped in my clothes.

 That was twelve years ago.

 Since then I have kept this trusty little pressure cooker with me every time I moved. It has been doing a good job of feeding me well. Kind of like my mother. May be my mother made it promise before I left India. I have made pulav in it, and mutter-paneer, chana masala and lots of other dishes.

But then last week, while performing its duties on the hob it started leaking steam. I quickly guessed that the gasket was gone. I had a spare gasket (the rubber ring that seals the lid to the body) so it was no problem. Only I could not find it. It was in one of those “safe” places where you store everything. I have seen it 10,000 times when I didn’t need it but not now. So, I looked at the lid again. No, the gasket seemed fine. But there was a hole under the handle. Oh, that’s that thingy...er....yeah, the safety valve. Correct. That hole didn’t use to be there so obviously it was blown. Fine.

Normally, when something goes kaput I am happy because I can buy a new one. But this was a different case. I lost my mother eight years ago and this pressure cooker has been my connection with her even when she’s physically not in my life. Yes, I know, it’s stupid, but I am a sentimental fool.

These days everything is available on Amazon. The safety valve must be there as well. It was. I could buy a Hawkins safety valve for a couple of quid. Great. It arrived the next day. Out comes my toolbox (Yes, I have one, I am a macho man.). But the nut holding the valve would not budge. Well, as I mentioned, I am a macho man. I keep WD-40 in the house (machine oil). I took it out and sprayed some on both sides of the nut. After two applications and some wait, the nut moved, but now, it moved on both sides. Drat!

I tried holding the inside nut with pliers but it just slipped out of the grip. The message was clear, it was time to become super macho. I went on Amazon again and ordered a set of spanners. That arrived the next day. After that it was simply a matter of finding which one fit the nut. Using a spanner and the wrench I was able to get the safety valve off. Replacing it with the new valve was a piece of cake. Funny enough, the new valve was bigger and needed a bigger spanner but it fit perfectly in the hole left by the old valve in the cooker lid.

Once the replacement was in place, I put the handle back on. Then I put some water in the cooker and tested it. It worked perfectly.

So, what’s the moral of this story? Well, there isn’t one. Or may be we can say something about perseverance. Or you can’t solve everything by brute force, get the right tool for the job. Or don’t replace it, if you can fix it.

Do you like to replace things or tinker with them until they work?

 

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