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  • February 2025
  • Fri 28
    A photo of an audio cassette tape, made of black plastic with a red label. The brand is BASF, and the text says "ferro super LH 90"
    February 28 @ 12:00 pm - 1:30 pm 🎵 Cassette Mixtape Session

    🎵 Cassette Mixtape Session

    Iffy Books 404 S. 20th St., Philadelphia, United States

    Bring a playlist on your phone/computer and we’ll help you record it to an audio cassette tape. We have plenty of tapes to share! Register:

  • Fri 28
    The Meshtastic logo, with the word "Meshtastic" in black
    February 28 @ 3:00 pm - 5:00 pm 📡 Meshtastic 101

    📡 ̶M̶e̶s̶h̶t̶a̶s̶t̶i̶c̶ ̶1̶0̶1̶ (tomorrow at PCW instead!)

    Iffy Books 404 S. 20th St., Philadelphia, United States

    We're calling off this workshop because we're doing one with Philly Community Wireless the following day, Saturday, March 1st. We're very sorry for the inconvenience. Join us for an introduction […]

  • March 2025
  • Sat 1
    Flyer with 3 LoRa radios on a blue background with the following text: MESHTASTIC WORKSHOP with IFFYBOOKS & PCW Learn about building encrypted networks using LoRa radio transceivers! MARCH 1 ~ 11AM-2PM 2141 N HOWARD ST
    March 1 @ 11:00 am - 2:00 pm

    📡 Meshtastic Workshop with Iffy Books & PCW

    Philly Community Wireless 2141 N Howard St., Philadelphia, PA, United States

    Join us Saturday, March 1st at 2141 N. Howard St.  to learn about Meshtastic and LoRa for building encrypted networks with Steve McLaughlin from @iffybooks! Meshtastic uses small radios to […]

  • Sun 2
    A king penguin head. Photo taken at Edinburgh Zoo, Scotland.
    March 2 @ 10:30 am - 12:30 pm 🐧 Linux Lab

    🐧 Linux Lab: E-Z Command-Line Encryption

    Iffy Books 404 S. 20th St., Philadelphia, United States

    The first Sunday of every month we'll host a self-guided tutorial for Linux beginners. On March 2nd we'll focus on no-frills encryption techniques using the command line. Stop by any […]

  • Tue 4
    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.
    March 4 @ 5:00 pm - 7:30 pm ✏️ The Writing Room

    ✏️ 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 5
    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
    March 5 @ 12:00 pm - 1:30 pm ⚡ Beginner Soldering

    ⚡ Beginner Soldering: Make a DIY Guitar Cable

    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 6
    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
    March 6 @ 7:00 pm - 9:00 pm 📚 Capital Reading Group

    📚 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 be reading Paul Reitter's recent translation […]

  • Fri 7
    Animated GIF of a small printed circuit board with a row of four green LEDs and one red LED creating a bouncing audio level meter
    March 7 @ 2:00 pm - 3:30 pm 🔊 Beginner Soldering: DIY Audio Meter

    🔊 Beginner Soldering: DIY Audio Meter

    Iffy Books 404 S. 20th St., Philadelphia, United States

    Join us for another beginner-friendly soldering project at Iffy Books! You'll assemble a DIY audio meter kit, which you can use to visualize an audio signal's amplitude. To complete this […]

  • Fri 7
    The words "Philly 2600" in an old-school digital font
    March 7 @ 6:00 pm - 8:00 pm 💻 Philly 2600 Meetup

    💻 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 8
    March 8 @ 10:00 am - 11:30 am 💡 Solder & Code: Make a 3-Button Keyboard with a Pi Pico

    💡 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 […]

  • Tue 11
    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.
    March 11 @ 5:00 pm - 7:30 pm ✏️ The Writing Room

    ✏️ 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 12
    A photo of a Bostitch booklet stapler, with the following text overlaid with a rainbow gradient: Volunteer Zine Folding Session
    March 12 @ 12:00 pm - 2:00 pm 🖇️ Volunteer Zine Folding Session

    🖇️ Volunteer Zine Folding Session

    Iffy Books 404 S. 20th St., Philadelphia, United States

    We print a *lot* of zines at Iffy Books, which we distribute for free or by donation. That means we’re constantly folding and stapling, which takes patience. And we’re currently […]

  • Wed 12
    Cover of the book 'Cybersecurity' by Duane Wilson. The background is black, and at the bottom left there's a minimal green illustration of a lock with a shield and check mark on it
    March 12 @ 6:30 pm - 8:30 pm ⚙️ Neo-Luddite Reading Group

    ⚙️ 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 EST in-person at Iffy Books. There is also a virtual option for accessibility […]

  • Thu 13
    March 13 @ 7:00 pm - 9:00 pm

    🗯️ Overflowing Poetry: Dylan Angell, Lizzy Hindman-Harvey & Robert David Carey

    Iffy Books 404 S. 20th St., Philadelphia, United States

    Doors at 7, reading at 7:30!

  • Fri 14
    An ASCII art image in white on a black background: a desktop computer with a heart on the screen
    March 14 @ 10:30 am - 4:30 pm ⚡️ Tabling at Temple Electronics Faire

    ⚡️ Tabling at Temple Electronics Faire

    Iffy Books 404 S. 20th St., Philadelphia, United States

    Temple Electronics Faire Website Electronics are complex technical objects. They have militaristic and colonial origins, are made out of materials invasively extracted by western corporations on indigenous lands, have short […]

  • Sat 15
    March 15 @ 12:00 pm - 5:00 pm

    💕 Late Blooming Lovers Market at Love Park

    Iffy Books 404 S. 20th St., Philadelphia, United States

    Vday was for the birds this year in Philly, so we are offering all our late blooming lovers a chance to join us for a our annual lovers market in […]

  • Sun 16
    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.
    March 16 @ 10:30 am - 12:30 pm 🚂 Model Internet Club

    🚂 Model Internet Club (moved to Sunday!)

    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 […]

  • Mon 17
    The Meshtastic logo, with the word "Meshtastic" in black
    March 17 @ 12:00 pm - 1:30 pm 📡 Meshtastic 101

    📡 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 […]

  • Tue 18
    March 18 @ 3:00 pm - 4:30 pm 🪡 Beginner Darning Workshop

    🪡 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 […]

  • Tue 18
    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.
    March 18 @ 5:00 pm - 7:30 pm ✏️ The Writing Room

    ✏️ 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 19
    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
    March 19 @ 12:00 pm - 1:30 pm ⚡ Beginner Soldering

    ⚡ Beginner Soldering: Make a DIY Guitar Cable

    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 19
    The symbol of the permacomputing movement, a pixel art flower 7 pixels wide and 9 pixels tall, in white on a black background.
    March 19 @ 6:30 pm - 8:00 pm 💾☀️ Permacomputing + Solarpunk Meetup

    💾☀️ Permacomputing + Solarpunk Meetup

    Iffy Books 404 S. 20th St., Philadelphia, United States

    The Permacomputing + Solarpunk meetup is every other third Wednesday at Iffy Books! You can join us in person (404 S. 20th St., PHL) or remotely via Jitsi Meet. ➡️ […]

  • Thu 20
    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
    March 20 @ 12:00 pm - 2:00 pm 📺 Solder & Code: Li’l Info Box

    📺 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 […]

  • Thu 20
    Painting of workers and enormous machines in a Detroit auto plant, painted by Diego Rivera
    March 20 @ 7:00 pm - 9:00 pm 📚 Capital Reading Group

    📚 ̶C̶a̶p̶i̶t̶a̶l̶ ̶R̶e̶a̶d̶i̶n̶g̶ ̶G̶r̶o̶u̶p̶ (canceled this week. sorry!)

    Iffy Books 404 S. 20th St., Philadelphia, United States

    We're canceling this week's meeting due to an unforeseen issue. Very sorry for the delay! We hope you can make it on April 3rd. ̶J̶o̶i̶n̶ ̶u̶s̶ ̶o̶n̶ ̶t̶h̶e̶ ̶f̶i̶r̶s̶t̶ ̶a̶n̶d̶ […]

  • Fri 21
    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
    March 21 @ 2:00 pm - 4:00 pm 📺 Solder & Code: Li’l Info Box

    📺 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 […]

  • Fri 21
    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.
    March 21 @ 6:00 pm - 8:00 pm 🔓 TOOOL Lock Picking Meetup

    🔓 TOOOL Lock Picking Meetup

    Iffy Books 404 S. 20th St., Philadelphia, United States

    The third Friday of every month from 6–8 p.m. we host a meetup run by the Philadelphia Chapter of the Open Organization of Lockpickers. > Come join us for our […]

  • Mon 24
    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
    March 24 @ 12:00 pm - 2:00 pm 📺 Solder & Code: Li’l Info Box

    📺 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 […]

  • Tue 25
    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.
    March 25 @ 5:00 pm - 7:30 pm ✏️ The Writing Room

    ✏️ 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 26
    The cover of the novel 'Orbital' by Samantha Harvey, with glowing planet-like spheres on a starry background with glowing halos
    March 26 @ 7:00 pm - 8:30 pm

    🪐 Speculative Futures Reading Group: ‘Orbital’ by Samantha Harvey

    Join us Wednesday, March 26th at 7 p.m. to discuss the novel Orbital by Samantha Harvey (2023). > Six astronauts rotate in their spacecraft above the earth. They are there […]

  • Thu 27
    Animated GIF of a heart-shaped printed circuit board with red LEDs around the edge, slowly turning on and off
    March 27 @ 12:00 pm - 2:00 pm ❤️ Soldering Practice: LED Heart Board

    ❤️ 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 […]

  • Thu 27
    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
    March 27 @ 5:30 pm - 7:30 pm 📺 Solder & Code: Li’l Info Box

    📺 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 […]

  • Fri 28
    A photo of an audio cassette tape, made of black plastic with a red label. The brand is BASF, and the text says "ferro super LH 90"
    March 28 @ 11:00 am - 12:00 pm 🎵 Cassette Mixtape Session

    🎵 Cassette Mixtape Session

    Iffy Books 404 S. 20th St., Philadelphia, United States

    Bring a playlist on your phone/computer and we’ll help you record it to an audio cassette tape. We have plenty of tapes to share! Register: coming soon!

  • Fri 28
    The Meshtastic logo, with the word "Meshtastic" in black
    March 28 @ 3:00 pm - 5:00 pm 📡 Meshtastic 101

    📡 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 […]

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