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33 events found.

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  • March 2025

  • Sun 30
    Photo of a small brown cardboard box with a little window for a 1-inch OLED screen, a rotary encoder knob sticking out of the side, and two push buttons on the front. The screen has six short lines of text from the beginning of Moby Dick

    📺 Solder & Code: Li’l Info Box

    March 30, 2025 @ 10:00 am - 12:00 pm 📺 Solder & Code: Li’l Info Box
    Iffy Books 404 S. 20th St., Philadelphia, United States

    Build a minimal e-reader with a 0.96" OLED screen, two buttons, and a knob to turn pages. Runs for several days on 3 AA batteries! This is an intermediate-level soldering […]

  • Sun 30
    Zine on a wooden shelf with 4 skeins of thread: "How to Darn Your Clothes"

    🪡 Beginner Darning Workshop

    March 30, 2025 @ 2:00 pm - 4:00 pm 🪡 Beginner Darning Workshop
    Iffy Books 404 S. 20th St., Philadelphia, United States

    Join us for a class on how to darn your clothes! Bring a garment with a small hole (dime-sized is ideal) or we'll provide a scrap you can use. We're […]

  • April 2025

  • Tue 1
    Flyer with a green background and the following text: The Writing Room @ Iffy Books / Every Tuesday 5-7:30 PM / Come co-work with other writers in three 4-minute units of silent writing. Writers and projects of any type welcome. 10-minute breaks and accountability check-ins between units. BYO coffee, water, computer chargers, notepads, etc.

    ✏️ The Writing Room

    April 1, 2025 @ 5:00 pm - 7:30 pm ✏️ The Writing Room
    Iffy Books 404 S. 20th St., Philadelphia, United States

    Come co-work with other writers in three 40-minute units of silent writing. Writers and projects of any type welcome. 10-minute breaks and accountability check-ins between units. BYO coffee, water, computer […]

  • Wed 2
    Flyer image with a row of ten 1/4-inch phone plugs and the following text in blue: Beginner Soldering: Make a DIY Guitar Cable

    ⚡ Beginner Soldering: Make a DIY Guitar Cable

    April 2, 2025 @ 12:00 pm - 1:30 pm ⚡ Beginner Soldering
    Iffy Books 404 S. 20th St., Philadelphia, United States

    Join us for a relatively quick and easy soldering workshop, suitable for total beginners! You'll strip some wires and solder 1/4-inch plugs to the ends, creating your own guitar cable. […]

  • Wed 2
    Logo for the DC215 meetup, with the DEF CON logo (smiley face and crossbones) on the left and "215" in green ASCII art on the right, all on the black background

    💻 DC215 Meetup

    April 2, 2025 @ 6:00 pm - 8:00 pm
    Iffy Books 404 S. 20th St., Philadelphia, United States

    Welcome to the DC215 Meetup at Iffy Books! This month, we’re having a redo of our Meshtastic talk! Join us while we dive into Meshtastic and LoRa nodes, a powerful […]

  • Thu 3
    Photo of a green breadboard with an ESP32-C3 microcontroller attached to a USB power bank, and wires running to two switches, an active alarm speaker, and a vibration motor

    ⏰ Buzz & Beep: Make a Custom Alarm with an ESP32-C3

    April 3, 2025 @ 12:00 pm - 1:30 pm ⏰ Buzz & Beep: Make a Custom Alarm with an ESP32-C3
    Iffy Books 404 S. 20th St., Philadelphia, United States

    Build and program an alarm that makes sound and vibrates! No soldering required! We'll be using Micropython. To complete this project you'll need to buy a kit for $12.95. Here's […]

  • Thu 3
    A painting of several factory buildings by Vincent van Gogh. There's matted hay on the ground in the foreground. A person dressed in black in the middle distance is carrying a long yellow object

    📚 Capital Reading Group

    April 3, 2025 @ 7:00 pm - 9:00 pm 📚 Capital Reading Group
    Iffy Books 404 S. 20th St., Philadelphia, United States

    Join us on the first and third Thursday of every month at 7 p.m. for a reading group on Capital by Karl Marx. Reading for April 3rd: • The Buying […]

  • Fri 4
    Photo of a green breadboard with an ESP32-C3 microcontroller attached to a USB power bank, and wires running to two switches, an active alarm speaker, and a vibration motor

    ⏰ Buzz & Beep: Make a Custom Alarm with an ESP32-C3

    April 4, 2025 @ 2:00 pm - 3:30 pm ⏰ Buzz & Beep: Make a Custom Alarm with an ESP32-C3
    Iffy Books 404 S. 20th St., Philadelphia, United States

    Build and program an alarm that makes sound and vibrates! No soldering required! We'll be using Micropython. To complete this project you'll need to buy a kit for $12.95. Here's […]

  • Fri 4
    The words "Philly 2600" in an old-school digital font

    💻 Philly 2600 Meetup

    April 4, 2025 @ 6:00 pm - 8:00 pm 💻 Philly 2600 Meetup
    Iffy Books 404 S. 20th St., Philadelphia, United States

    > The Philly 2600 meeting is a monthly gathering of local hackers, phreaks, nerds, geeks, activists, tinkerers, developers, infosec professionals, and other interesting people.

  • Sat 5
    Photo of a green breadboard with an ESP32-C3 microcontroller attached to a USB power bank, and wires running to two switches, an active alarm speaker, and a vibration motor

    ⏰ Buzz & Beep: Make a Custom Alarm with an ESP32-C3

    April 5, 2025 @ 10:00 am - 11:30 am ⏰ Buzz & Beep: Make a Custom Alarm with an ESP32-C3
    Iffy Books 404 S. 20th St., Philadelphia, United States

    Build and program an alarm that makes sound and vibrates! No soldering required! We'll be using Micropython. To complete this project you'll need to buy a kit for $12.95. Here's […]

  • Sat 5
    Flyer with the cover of the book 'Why We Fear AI: On the Interpretation of Nightmares' by Hagen Blix & Ingeborg Glimmer. 13/13 -NYC WORD IS CHANGE BOOKSTORE- 7PM WITH DAVID GRAY WIDDER 3/17—ONLINE • THE DATA FIX PODCAST WITH MÉL HOGAN 4/05-PHILADELPHIA IFFY BOOKS-TBA WITH VICTOR GOMES COMMON NOTIONS PRESS BROOKLYN PHILLY

    ⚙️ Book Launch for ‘Why we fear AI’ by Hagen Blix & Ingeborg Glimmer

    April 5, 2025 @ 5:00 pm - 7:00 pm
    Iffy Books 404 S. 20th St., Philadelphia, United States

    On Saturday, April 5th at 5:00 p.m. we'll host a book launch event for 'Why we fear AI' by Hagen Blix & Ingeborg Glimmer, published by Common Notions Press. Victor […]

  • Sun 6
    A king penguin head. Photo taken at Edinburgh Zoo, Scotland.

    🐧 Linux Lab: Search your system with find & grep

    April 6, 2025 @ 10:30 am - 12:30 pm 🐧 Linux Lab
    Iffy Books 404 S. 20th St., Philadelphia, United States

    The first Sunday of every month we'll host an event for Linux beginners. Stay tuned for more details! Photo CC-BY-SA Mark Dickson

  • Mon 7
    Photo of a USB port with exposed terminals next to a USB plug, with black and red lines indicating wires connecting them. Next to the black wire is text reading "GND to GND," and next to the red wire is "VCC to VCC"

    ⚡️ Beginner Soldering: USB Data Blocker

    April 7, 2025 @ 12:00 pm - 1:00 pm ⚡️ Beginner Soldering: USB Data Blocker
    Iffy Books 404 S. 20th St., Philadelphia, United States

    Charging your phone in a public place can be stressful. What if someone is collecting your metadata for marketing purposes? What if they're copying your files or installing malware? A […]

  • Mon 7
    Photo of a USB port with exposed terminals next to a USB plug, with black and red lines indicating wires connecting them. Next to the black wire is text reading "GND to GND," and next to the red wire is "VCC to VCC"

    ⚡️ Beginner Soldering: USB Data Blocker

    April 7, 2025 @ 1:00 pm - 2:00 pm ⚡️ Beginner Soldering: USB Data Blocker
    Iffy Books 404 S. 20th St., Philadelphia, United States

    Charging your phone in a public place can be stressful. What if someone is collecting your metadata for marketing purposes? What if they're copying your files or installing malware? A […]

  • Tue 8
    Flyer with a green background and the following text: The Writing Room @ Iffy Books / Every Tuesday 5-7:30 PM / Come co-work with other writers in three 4-minute units of silent writing. Writers and projects of any type welcome. 10-minute breaks and accountability check-ins between units. BYO coffee, water, computer chargers, notepads, etc.

    ✏️ The Writing Room

    April 8, 2025 @ 5:00 pm - 7:30 pm ✏️ The Writing Room
    Iffy Books 404 S. 20th St., Philadelphia, United States

    Come co-work with other writers in three 40-minute units of silent writing. Writers and projects of any type welcome. 10-minute breaks and accountability check-ins between units. BYO coffee, water, computer […]

  • Wed 9
    Front cover of 'Obfuscation: A User's Guide for Privacy and Protest' by Finn Brunton & Helen Nissenbaum, with glitchy-looking white text on a black background, with an orange rectangle at the bottom left

    ⚙️ Neo-Luddite Reading Group: ‘Obfuscation: A User’s Guide for Privacy and Protest’ by Finn Brunton & Helen Nissenbaum

    April 9, 2025 @ 6:30 pm - 8:30 pm ⚙️ Neo-Luddite Reading Group
    Iffy Books 404 S. 20th St., Philadelphia, United States

    Full schedule: victorgom.es/neoluddite ➡️ Virtual Meetup Link Time and Place: The 2nd Wednesday of each month 6:30-8:30 ET in person at Iffy Books. There is also a virtual option for […]

  • Thu 10
    The Meshtastic logo, with the word "Meshtastic" in black

    📡 Meshtastic 101

    April 10, 2025 @ 12:00 pm - 1:30 pm 📡 Meshtastic 101
    Iffy Books 404 S. 20th St., Philadelphia, United States

    Join us for an introduction to Meshtastic, an application that lets you send private text messages over the air using pocket-sized LoRa radio transceivers. We’ll show you how to flash the […]

  • Fri 11
    Photo of a USB port with exposed terminals next to a USB plug, with black and red lines indicating wires connecting them. Next to the black wire is text reading "GND to GND," and next to the red wire is "VCC to VCC"

    ⚡️ Beginner Soldering: USB Data Blocker

    April 11, 2025 @ 1:00 pm - 2:00 pm ⚡️ Beginner Soldering: USB Data Blocker
    Iffy Books 404 S. 20th St., Philadelphia, United States

    Charging your phone in a public place can be stressful. What if someone is collecting your metadata for marketing purposes? What if they're copying your files or installing malware? A […]

  • Fri 11
    Label with the following text: Digital Synth Workshop Make a custom digital synthesizer with a Pi Pico clone board! • RP2040 development board (a.k.a. Pi Pico) • 64 rainbow wires (for buttons & knobs) • red and black wires (for power & audio) • mono screw-terminal audio jack • rotary encoder w/ knob • potentiometer w/ knob • dipole on/off switch • 2x4 push button keypad • 2-prong push button switch x8 • through-hole push button switch x2 • 2.2 uF non-polarized capacitor (225) • 4.7 uF non-polarized capacitor (475) • 10 uF non-polarized capacitor (106) • LED light x5 • 5 100 Ohm resistor x5 • tiny screwdriver • push pin • M2 screws (self-tapping, 10mm) x8 • plastic spacer x16 • 3x AA battery clip • micro USB cable with data • wooden box

    💥 Digital Synth Workshop

    April 11, 2025 @ 2:00 pm - 4:00 pm 🎹 Pico MP3 Sampler Workshop
    Iffy Books 404 S. 20th St., Philadelphia, United States

    Design your own digital synthesizer in a wooden box using a Pi Pico clone board! We'll have soldering irons, hot glue, and all the other supplies you'll need. It's an […]

  • Sat 12

    💡 Solder & Code: Make a 3-Button Keyboard with a Pi Pico

    April 12, 2025 @ 10:00 am - 11:30 am 💡 Solder & Code: Make a 3-Button Keyboard with a Pi Pico
    Iffy Books 404 S. 20th St., Philadelphia, United States

    In this workshop you'll build and program a customizable 3-button USB keyboard using a Pi Pico microcontroller. You can program each button to type a chunk of text (e.g., your […]

  • Sun 13
    Photo of a green breadboard with an ESP32-C3 microcontroller attached to a USB power bank, and wires running to two switches, an active alarm speaker, and a vibration motor

    ⏰ Buzz & Beep: Make a Custom Alarm with an ESP32-C3

    April 13, 2025 @ 10:00 am - 11:30 am ⏰ Buzz & Beep: Make a Custom Alarm with an ESP32-C3
    Iffy Books 404 S. 20th St., Philadelphia, United States

    Build and program an alarm that makes sound and vibrates! No soldering required! We'll be using Micropython. To complete this project you'll need to buy a kit for $12.95. Here's […]

  • Tue 15
    Flyer with a green background and the following text: The Writing Room @ Iffy Books / Every Tuesday 5-7:30 PM / Come co-work with other writers in three 4-minute units of silent writing. Writers and projects of any type welcome. 10-minute breaks and accountability check-ins between units. BYO coffee, water, computer chargers, notepads, etc.

    ✏️ The Writing Room

    April 15, 2025 @ 5:00 pm - 7:30 pm ✏️ The Writing Room
    Iffy Books 404 S. 20th St., Philadelphia, United States

    Come co-work with other writers in three 40-minute units of silent writing. Writers and projects of any type welcome. 10-minute breaks and accountability check-ins between units. BYO coffee, water, computer […]

  • Wed 16
    Flyer image with a row of ten 1/4-inch phone plugs and the following text in blue: Beginner Soldering: Make a DIY Guitar Cable

    ⚡ Beginner Soldering: Make a DIY Guitar Cable

    April 16, 2025 @ 12:00 pm - 1:30 pm ⚡ Beginner Soldering
    Iffy Books 404 S. 20th St., Philadelphia, United States

    Join us for a relatively quick and easy soldering workshop, suitable for total beginners! You'll strip some wires and solder 1/4-inch plugs to the ends, creating your own guitar cable. […]

  • Thu 17
    Painting of workers and enormous machines in a Detroit auto plant, painted by Diego Rivera

    📚 Capital Reading Group

    April 17, 2025 @ 7:00 pm - 9:00 pm 📚 Capital Reading Group
    Iffy Books 404 S. 20th St., Philadelphia, United States

    Join us on the first and third Thursday of every month at 7 p.m. for a reading group on Capital by Karl Marx. We'll post the sections we're covering before […]

  • Fri 18
    Label with the following text: Digital Synth Workshop Make a custom digital synthesizer with a Pi Pico clone board! • RP2040 development board (a.k.a. Pi Pico) • 64 rainbow wires (for buttons & knobs) • red and black wires (for power & audio) • mono screw-terminal audio jack • rotary encoder w/ knob • potentiometer w/ knob • dipole on/off switch • 2x4 push button keypad • 2-prong push button switch x8 • through-hole push button switch x2 • 2.2 uF non-polarized capacitor (225) • 4.7 uF non-polarized capacitor (475) • 10 uF non-polarized capacitor (106) • LED light x5 • 5 100 Ohm resistor x5 • tiny screwdriver • push pin • M2 screws (self-tapping, 10mm) x8 • plastic spacer x16 • 3x AA battery clip • micro USB cable with data • wooden box

    💥 Digital Synth Workshop

    April 18, 2025 @ 2:00 pm - 4:00 pm 🎹 Pico MP3 Sampler Workshop
    Iffy Books 404 S. 20th St., Philadelphia, United States

    Design your own digital synthesizer in a wooden box using a Pi Pico clone board! We'll have soldering irons, hot glue, and all the other supplies you'll need. It's an […]

  • Fri 18
    The logo for The Open Organization of Lockpickers, with the acronym TOOOL at the top in red. Each letter O in the acronym is designed to look like the keyway of a lock.

    🔓 TOOOL Lock Picking Meetup

    April 18, 2025 @ 6:00 pm - 8:00 pm 🔓 TOOOL Lock Picking Meetup
    Iffy Books 404 S. 20th St., Philadelphia, United States

    Join us from 6–8 p.m. for a meetup run by the Philadelphia Chapter of the Open Organization of Lockpickers. > Come join us for our monthly open pick night at […]

  • Sat 19
    Photo of a green breadboard with an ESP32-C3 microcontroller attached to a USB power bank, and wires running to two switches, an active alarm speaker, and a vibration motor

    ⏰ Buzz & Beep: Make a Custom Alarm with an ESP32-C3

    April 19, 2025 @ 10:00 am - 11:30 am ⏰ Buzz & Beep: Make a Custom Alarm with an ESP32-C3
    Iffy Books 404 S. 20th St., Philadelphia, United States

    Build and program an alarm that makes sound and vibrates! No soldering required! We'll be using Micropython. To complete this project you'll need to buy a kit for $12.95. Here's […]

  • Sun 20
    A drawing of two smiling turtles facing each other, with a wi-fi symbol over their heads. One is wearing a cowboy hat and the other is wearing a little bowler. Both turtles have computers on their backs. The text "Model Internet Club" is at the bottom in a typewriter font.

    🚂 Model Internet Club

    April 20, 2025 @ 10:30 am - 12:30 pm 🚂 Model Internet Club
    Iffy Books 404 S. 20th St., Philadelphia, United States

    The Model Internet Club is back! Join us every third Sunday from 10:30 a.m. to 12:30 p.m. for an informal meetup focused on building small-scale computer networks. No registration needed […]

  • Tue 22
    Flyer with a green background and the following text: The Writing Room @ Iffy Books / Every Tuesday 5-7:30 PM / Come co-work with other writers in three 4-minute units of silent writing. Writers and projects of any type welcome. 10-minute breaks and accountability check-ins between units. BYO coffee, water, computer chargers, notepads, etc.

    ✏️ The Writing Room

    April 22, 2025 @ 5:00 pm - 7:30 pm ✏️ The Writing Room
    Iffy Books 404 S. 20th St., Philadelphia, United States

    Come co-work with other writers in three 40-minute units of silent writing. Writers and projects of any type welcome. 10-minute breaks and accountability check-ins between units. BYO coffee, water, computer […]

  • Wed 23
    Photo of a USB port with exposed terminals next to a USB plug, with black and red lines indicating wires connecting them. Next to the black wire is text reading "GND to GND," and next to the red wire is "VCC to VCC"

    ⚡️ Beginner Soldering: USB Data Blocker

    April 23, 2025 @ 4:30 pm - 5:30 pm ⚡️ Beginner Soldering: USB Data Blocker
    Iffy Books 404 S. 20th St., Philadelphia, United States

    Charging your phone in a public place can be stressful. What if someone is collecting your metadata for marketing purposes? What if they're copying your files or installing malware? A […]

  • Wed 23
    Photo of a USB port with exposed terminals next to a USB plug, with black and red lines indicating wires connecting them. Next to the black wire is text reading "GND to GND," and next to the red wire is "VCC to VCC"

    ⚡️ Beginner Soldering: USB Data Blocker

    April 23, 2025 @ 4:30 pm - 5:30 pm ⚡️ Beginner Soldering: USB Data Blocker
    Iffy Books 404 S. 20th St., Philadelphia, United States

    Charging your phone in a public place can be stressful. What if someone is collecting your metadata for marketing purposes? What if they're copying your files or installing malware? A […]

  • Wed 23
    Top-down photo of an FM transmitter circuit on a printed circuit board, with a capsule microphone and audio input jack on the left side

    📻 Soldering Practice: FM Radio Transmitter

    April 23, 2025 @ 6:00 pm - 8:00 pm
    Iffy Books 404 S. 20th St., Philadelphia, United States

    Come out and get some soldering practice! This time we're assembling a short-range FM transmitter kit with a built-in mic and a 1/8" audio input jack. This project is recommended […]

  • Thu 24
    Animated GIF of a heart-shaped printed circuit board with red LEDs around the edge, slowly turning on and off

    ❤️ Soldering Practice: LED Heart Board

    April 24, 2025 @ 12:00 pm - 1:30 pm ❤️ Soldering Practice: LED Heart Board
    Iffy Books 404 S. 20th St., Philadelphia, United States

    Come out and get some soldering practice! This time we're making a heart-shaped board with 22 LEDs, using an oscillator circuit to dim and brighten them at the speed you […]

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